diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index 558d6a03375da37cac5d96d8ae9a430eb1c44e0b..97f7f9544e7040b9e22f80d74269c3a7d3457a2f 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -142,8 +142,7 @@ static int cxio_hal_clear_qp_ctx(struct cxio_rdev *rdev_p, u32 qpid)
pr_debug("%s alloc_skb failed\n", __func__);
return -ENOMEM;
}
- wqe = (struct t3_modify_qp_wr *) skb_put(skb, sizeof(*wqe));
- memset(wqe, 0, sizeof(*wqe));
+ wqe = skb_put_zero(skb, sizeof(*wqe));
build_fw_riwrh((struct fw_riwrh *) wqe, T3_WR_QP_MOD,
T3_COMPLETION_FLAG | T3_NOTIFY_FLAG, 0, qpid, 7,
T3_SOPEOP);
@@ -561,8 +560,7 @@ static int cxio_hal_init_ctrl_qp(struct cxio_rdev *rdev_p)
ctx1 |= ((u64) (V_EC_BASE_HI((u32) base_addr & 0xf) | V_EC_RESPQ(0) |
V_EC_TYPE(0) | V_EC_GEN(1) |
V_EC_UP_TOKEN(T3_CTL_QP_TID) | F_EC_VALID)) << 32;
- wqe = (struct t3_modify_qp_wr *) skb_put(skb, sizeof(*wqe));
- memset(wqe, 0, sizeof(*wqe));
+ wqe = skb_put_zero(skb, sizeof(*wqe));
build_fw_riwrh((struct fw_riwrh *) wqe, T3_WR_QP_MOD, 0, 0,
T3_CTL_QP_TID, 7, T3_SOPEOP);
wqe->flags = cpu_to_be32(MODQP_WRITE_EC);
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index b61630eba912ed49658cf26618cb5e222b1b3c78..f4c23a74f18c7bc4390e4e2f9e08daeff0b2f141 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -417,8 +417,7 @@ static int send_abort(struct iwch_ep *ep, struct sk_buff *skb, gfp_t gfp)
}
skb->priority = CPL_PRIORITY_DATA;
set_arp_failure_handler(skb, abort_arp_failure);
- req = (struct cpl_abort_req *) skb_put(skb, sizeof(*req));
- memset(req, 0, sizeof(*req));
+ req = skb_put_zero(skb, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_REQ));
req->wr.wr_lo = htonl(V_WR_TID(ep->hwtid));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ABORT_REQ, ep->hwtid));
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index ba6d5d281b03a7667c8f306255b2a7ddbe917dc7..7f633da0185d93a993a26e1105b2efb52f12816d 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -670,8 +670,7 @@ int iwch_post_zb_read(struct iwch_ep *ep)
pr_err("%s cannot send zb_read!!\n", __func__);
return -ENOMEM;
}
- wqe = (union t3_wr *)skb_put(skb, sizeof(struct t3_rdma_read_wr));
- memset(wqe, 0, sizeof(struct t3_rdma_read_wr));
+ wqe = skb_put_zero(skb, sizeof(struct t3_rdma_read_wr));
wqe->read.rdmaop = T3_READ_REQ;
wqe->read.reserved[0] = 0;
wqe->read.reserved[1] = 0;
@@ -702,8 +701,7 @@ int iwch_post_terminate(struct iwch_qp *qhp, struct respQ_msg_t *rsp_msg)
pr_err("%s cannot send TERMINATE!\n", __func__);
return -ENOMEM;
}
- wqe = (union t3_wr *)skb_put(skb, 40);
- memset(wqe, 0, 40);
+ wqe = skb_put_zero(skb, 40);
wqe->send.rdmaop = T3_TERMINATE;
/* immediate data length */
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 2f1136bf7b1f6bc9721c9883f54900d9195dedf3..7c32a7c7977df8d72b37eb2bcd9c2b58e22ccef6 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -927,8 +927,7 @@ static int send_mpa_req(struct c4iw_ep *ep, struct sk_buff *skb,
}
set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
- req = (struct fw_ofld_tx_data_wr *)skb_put(skb, wrlen);
- memset(req, 0, wrlen);
+ req = skb_put_zero(skb, wrlen);
req->op_to_immdlen = cpu_to_be32(
FW_WR_OP_V(FW_OFLD_TX_DATA_WR) |
FW_WR_COMPL_F |
@@ -1034,8 +1033,7 @@ static int send_mpa_reject(struct c4iw_ep *ep, const void *pdata, u8 plen)
}
set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
- req = (struct fw_ofld_tx_data_wr *)skb_put(skb, wrlen);
- memset(req, 0, wrlen);
+ req = skb_put_zero(skb, wrlen);
req->op_to_immdlen = cpu_to_be32(
FW_WR_OP_V(FW_OFLD_TX_DATA_WR) |
FW_WR_COMPL_F |
@@ -1115,8 +1113,7 @@ static int send_mpa_reply(struct c4iw_ep *ep, const void *pdata, u8 plen)
}
set_wr_txq(skb, CPL_PRIORITY_DATA, ep->txq_idx);
- req = (struct fw_ofld_tx_data_wr *) skb_put(skb, wrlen);
- memset(req, 0, wrlen);
+ req = skb_put_zero(skb, wrlen);
req->op_to_immdlen = cpu_to_be32(
FW_WR_OP_V(FW_OFLD_TX_DATA_WR) |
FW_WR_COMPL_F |
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
index 5225f2226a67cc25761d265e3d5f69b510d0df3b..601abf240d637da7884cc0ec49f539d49b621a78 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
@@ -172,7 +172,7 @@ static struct sk_buff *mlx5e_test_get_udp_skb(struct mlx5e_priv *priv)
mlxh->magic = cpu_to_be64(MLX5E_TEST_MAGIC);
strlcpy(mlxh->text, mlx5e_test_text, sizeof(mlxh->text));
datalen -= sizeof(*mlxh);
- memset(skb_put(skb, datalen), 0, datalen);
+ skb_put_zero(skb, datalen);
skb->csum = 0;
skb->ip_summed = CHECKSUM_PARTIAL;
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index b5cec1824a7875842abaead1a888494e282f1741..7f02954772c6e39a5bd30a71bfd8b2151d49e62e 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1017,7 +1017,7 @@ static void cdc_ncm_align_tail(struct sk_buff *skb, size_t modulus, size_t remai
if (skb->len + align > max)
align = max - skb->len;
if (align && skb_tailroom(skb) >= align)
- memset(skb_put(skb, align), 0, align);
+ skb_put_zero(skb, align);
}
/* return a pointer to a valid struct usb_cdc_ncm_ndp16 of type sign, possibly
@@ -1247,7 +1247,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
if (!(dev->driver_info->flags & FLAG_SEND_ZLP) &&
skb_out->len > ctx->min_tx_pkt) {
padding_count = ctx->tx_max - skb_out->len;
- memset(skb_put(skb_out, padding_count), 0, padding_count);
+ skb_put_zero(skb_out, padding_count);
} else if (skb_out->len < ctx->tx_max &&
(skb_out->len % dev->maxpacket) == 0) {
*skb_put(skb_out, 1) = 0; /* force short packet */
diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c
index 8aefb282c862c3bb4d474d236d70b15c44a2fa1b..ce0b0b4e3a57c49b3ea72cec38e46547a39d6a9e 100644
--- a/drivers/net/usb/kalmia.c
+++ b/drivers/net/usb/kalmia.c
@@ -217,7 +217,7 @@ kalmia_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
remainder = skb->len % KALMIA_ALIGN_SIZE;
if (remainder > 0) {
padlen = KALMIA_ALIGN_SIZE - remainder;
- memset(skb_put(skb, padlen), 0, padlen);
+ skb_put_zero(skb, padlen);
}
netdev_dbg(dev->net,
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 25b70cad055cae5ef2e16e70a6c0a7ac76047ffa..4e1d427d340cffcc18b787fb9b4221e34be8f643 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1584,10 +1584,8 @@ static struct sk_buff *vxlan_na_create(struct sk_buff *request,
skb_pull(reply, sizeof(struct ipv6hdr));
skb_reset_transport_header(reply);
- na = (struct nd_msg *)skb_put(reply, sizeof(*na) + na_olen);
-
/* Neighbor Advertisement */
- memset(na, 0, sizeof(*na)+na_olen);
+ na = skb_put_zero(reply, sizeof(*na) + na_olen);
na->icmph.icmp6_type = NDISC_NEIGHBOUR_ADVERTISEMENT;
na->icmph.icmp6_router = isrouter;
na->icmph.icmp6_override = 1;
diff --git a/drivers/net/wireless/ath/ath9k/channel.c b/drivers/net/wireless/ath/ath9k/channel.c
index b84539d89f1af23a066d2613a7a4a1d455c9929c..373b1e9457fdb120089318da8c504ebe22f2d672 100644
--- a/drivers/net/wireless/ath/ath9k/channel.c
+++ b/drivers/net/wireless/ath/ath9k/channel.c
@@ -1526,8 +1526,7 @@ void ath9k_beacon_add_noa(struct ath_softc *sc, struct ath_vif *avp,
hdr[1] = sizeof(noa_ie_hdr) + noa_len - 2;
hdr[7] = noa_len;
- noa = (void *) skb_put(skb, noa_len);
- memset(noa, 0, noa_len);
+ noa = skb_put_zero(skb, noa_len);
noa->index = avp->noa_index;
noa->oppps_ctwindow = ath9k_get_ctwin(sc, avp);
diff --git a/drivers/net/wireless/intersil/hostap/hostap_ap.c b/drivers/net/wireless/intersil/hostap/hostap_ap.c
index c995ace153ee6ecd53dff68145543889f6bbb424..89b5987303a497506c2320faf6da986f085ac4d7 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_ap.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_ap.c
@@ -998,12 +998,10 @@ static void prism2_send_mgmt(struct net_device *dev,
fc = type_subtype;
hdrlen = hostap_80211_get_hdrlen(cpu_to_le16(type_subtype));
- hdr = (struct ieee80211_hdr *) skb_put(skb, hdrlen);
+ hdr = skb_put_zero(skb, hdrlen);
if (body)
memcpy(skb_put(skb, body_len), body, body_len);
- memset(hdr, 0, hdrlen);
-
/* FIX: ctrl::ack sending used special HFA384X_TX_CTRL_802_11
* tx_control instead of using local->tx_control */
@@ -1325,8 +1323,7 @@ static char * ap_auth_make_challenge(struct ap_data *ap)
}
skb_reserve(skb, ap->crypt->extra_mpdu_prefix_len);
- memset(skb_put(skb, WLAN_AUTH_CHALLENGE_LEN), 0,
- WLAN_AUTH_CHALLENGE_LEN);
+ skb_put_zero(skb, WLAN_AUTH_CHALLENGE_LEN);
if (ap->crypt->encrypt_mpdu(skb, 0, ap->crypt_priv)) {
dev_kfree_skb(skb);
kfree(tmpbuf);
diff --git a/drivers/net/wireless/intersil/hostap/hostap_main.c b/drivers/net/wireless/intersil/hostap/hostap_main.c
index 1372b20f931e0cca990a158e0ef8fdfc71fd7f88..400f9b5d620efd479c777a9ceaa9f847d8801da1 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_main.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_main.c
@@ -1039,9 +1039,7 @@ int prism2_sta_send_mgmt(local_info_t *local, u8 *dst, u16 stype,
if (skb == NULL)
return -ENOMEM;
- mgmt = (struct hostap_ieee80211_mgmt *)
- skb_put(skb, IEEE80211_MGMT_HDR_LEN);
- memset(mgmt, 0, IEEE80211_MGMT_HDR_LEN);
+ mgmt = skb_put_zero(skb, IEEE80211_MGMT_HDR_LEN);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | stype);
memcpy(mgmt->da, dst, ETH_ALEN);
memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
diff --git a/drivers/net/wireless/intersil/p54/txrx.c b/drivers/net/wireless/intersil/p54/txrx.c
index 5e1c91a80c58022fde772b71f067e93d1e0c8ca8..60f9b678ef74511e9ebbb0676759f3a7201c15d2 100644
--- a/drivers/net/wireless/intersil/p54/txrx.c
+++ b/drivers/net/wireless/intersil/p54/txrx.c
@@ -910,8 +910,7 @@ void p54_tx_80211(struct ieee80211_hw *dev,
}
/* reserve some space for ICV */
len += info->control.hw_key->icv_len;
- memset(skb_put(skb, info->control.hw_key->icv_len), 0,
- info->control.hw_key->icv_len);
+ skb_put_zero(skb, info->control.hw_key->icv_len);
} else {
txhdr->key_type = 0;
txhdr->key_len = 0;
diff --git a/drivers/net/wireless/marvell/mwifiex/cmdevt.c b/drivers/net/wireless/marvell/mwifiex/cmdevt.c
index 40c3fe5ab8ca35d3fa5726a851569ac3841eaaae..8dad52886034f4d0189482ff48d7f5daa9eb1f62 100644
--- a/drivers/net/wireless/marvell/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/marvell/mwifiex/cmdevt.c
@@ -622,8 +622,7 @@ int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no,
return -1;
}
- memset(skb_put(cmd_node->cmd_skb, sizeof(struct host_cmd_ds_command)),
- 0, sizeof(struct host_cmd_ds_command));
+ skb_put_zero(cmd_node->cmd_skb, sizeof(struct host_cmd_ds_command));
cmd_ptr = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data);
cmd_ptr->command = cpu_to_le16(cmd_no);
diff --git a/drivers/net/wireless/marvell/mwifiex/tdls.c b/drivers/net/wireless/marvell/mwifiex/tdls.c
index b7d124dbef0c79ccea86b04f3921ae398dc5134d..c76b7315af552d5f2c983756b59b3093a869e3b4 100644
--- a/drivers/net/wireless/marvell/mwifiex/tdls.c
+++ b/drivers/net/wireless/marvell/mwifiex/tdls.c
@@ -388,8 +388,7 @@ mwifiex_tdls_add_wmm_param_ie(struct mwifiex_private *priv, struct sk_buff *skb)
u8 ac_be[] = {0x03, 0xa4, 0x00, 0x00};
u8 ac_bk[] = {0x27, 0xa4, 0x00, 0x00};
- wmm = (void *)skb_put(skb, sizeof(*wmm));
- memset(wmm, 0, sizeof(*wmm));
+ wmm = skb_put_zero(skb, sizeof(*wmm));
wmm->element_id = WLAN_EID_VENDOR_SPECIFIC;
wmm->len = sizeof(*wmm) - 2;
diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c
index f0a0cfa7d8a142a95263467d185476b1c3967046..37c3bececa1f55f214eea487589681160135ecca 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/commands.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c
@@ -135,7 +135,7 @@ static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no,
return NULL;
}
- memset(skb_put(cmd_skb, cmd_size), 0, cmd_size);
+ skb_put_zero(cmd_skb, cmd_size);
cmd = (struct qlink_cmd *)cmd_skb->data;
cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
@@ -238,9 +238,7 @@ int qtnf_cmd_send_config_ap(struct qtnf_vif *vif)
bss_cfg->bcn_period);
qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_DTIM, bss_cfg->dtim);
- qchan = (struct qlink_tlv_channel *)skb_put(cmd_skb, sizeof(*qchan));
-
- memset(qchan, 0, sizeof(*qchan));
+ qchan = skb_put_zero(cmd_skb, sizeof(*qchan));
qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
qchan->hdr.len = cpu_to_le16(sizeof(*qchan) -
sizeof(struct qlink_tlv_hdr));
@@ -1794,9 +1792,7 @@ int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n",
mac->macid, sc->hw_value, sc->center_freq,
sc->flags);
- qchan = (struct qlink_tlv_channel *)
- skb_put(cmd_skb, sizeof(*qchan));
- memset(qchan, 0, sizeof(*qchan));
+ qchan = skb_put_zero(cmd_skb, sizeof(*qchan));
flags = 0;
qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c
index bdc379178e87955c5456028a43657f97862670af..710e5b447cff7b85c725f51eb4438d4898292f72 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.c
+++ b/drivers/net/wireless/realtek/rtlwifi/base.c
@@ -1875,8 +1875,7 @@ static struct sk_buff *rtl_make_smps_action(struct ieee80211_hw *hw,
return NULL;
skb_reserve(skb, hw->extra_tx_headroom);
- action_frame = (void *)skb_put(skb, 27);
- memset(action_frame, 0, 27);
+ action_frame = skb_put_zero(skb, 27);
memcpy(action_frame->da, da, ETH_ALEN);
memcpy(action_frame->sa, rtlefuse->dev_addr, ETH_ALEN);
memcpy(action_frame->bssid, bssid, ETH_ALEN);
@@ -2005,8 +2004,7 @@ struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw,
return NULL;
skb_reserve(skb, hw->extra_tx_headroom);
- action_frame = (void *)skb_put(skb, 34);
- memset(action_frame, 0, 34);
+ action_frame = skb_put_zero(skb, 34);
memcpy(action_frame->sa, sa, ETH_ALEN);
memcpy(action_frame->da, rtlefuse->dev_addr, ETH_ALEN);
memcpy(action_frame->bssid, bssid, ETH_ALEN);
diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c
index 7f4da727bb7b6767b2c6ecddd475510ef614f16a..4a39fb13c4782751a8e190c95905083a179d230a 100644
--- a/drivers/net/wireless/ti/wlcore/cmd.c
+++ b/drivers/net/wireless/ti/wlcore/cmd.c
@@ -1233,8 +1233,7 @@ int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif)
skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX);
- tmpl = (struct wl12xx_arp_rsp_template *)skb_put(skb, sizeof(*tmpl));
- memset(tmpl, 0, sizeof(*tmpl));
+ tmpl = skb_put_zero(skb, sizeof(*tmpl));
/* llc layer */
memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header));
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index 382ec15ec1af0c90ee2fb9fbe6c6ca16a7a6a343..60aaa850fbd150bc6f914eabb5e350e2bf09f848 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -1308,13 +1308,12 @@ static struct sk_buff *wl12xx_alloc_dummy_packet(struct wl1271 *wl)
skb_reserve(skb, sizeof(struct wl1271_tx_hw_descr));
- hdr = (struct ieee80211_hdr_3addr *) skb_put(skb, sizeof(*hdr));
- memset(hdr, 0, sizeof(*hdr));
+ hdr = skb_put_zero(skb, sizeof(*hdr));
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_TODS);
- memset(skb_put(skb, dummy_packet_size), 0, dummy_packet_size);
+ skb_put_zero(skb, dummy_packet_size);
/* Dummy packets require the TID to be management */
skb->priority = WL1271_TID_MGMT;
diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c
index 656463ff9ccb83e7edd4c8ad2c2a23a3fbcee304..e17bdb3adf9e7e07dd9d5741b7f12d3ffbb46615 100644
--- a/drivers/scsi/fcoe/fcoe_ctlr.c
+++ b/drivers/scsi/fcoe/fcoe_ctlr.c
@@ -660,8 +660,7 @@ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport,
if (op != ELS_LS_RJT) {
dlen += sizeof(*mac);
- mac = (struct fip_mac_desc *)skb_put(skb, sizeof(*mac));
- memset(mac, 0, sizeof(*mac));
+ mac = skb_put_zero(skb, sizeof(*mac));
mac->fd_desc.fip_dtype = FIP_DT_MAC;
mac->fd_desc.fip_dlen = sizeof(*mac) / FIP_BPW;
if (dtype != FIP_DT_FLOGI && dtype != FIP_DT_FDISC) {
diff --git a/drivers/scsi/libfc/fc_libfc.c b/drivers/scsi/libfc/fc_libfc.c
index d623d084b7ec21c61531380e1da3415126becf35..dbadbc81b24b999551da1369bf8e8c8cd1ec09ae 100644
--- a/drivers/scsi/libfc/fc_libfc.c
+++ b/drivers/scsi/libfc/fc_libfc.c
@@ -178,7 +178,7 @@ void fc_fill_hdr(struct fc_frame *fp, const struct fc_frame *in_fp,
fill = -fr_len(fp) & 3;
if (fill) {
/* TODO, this may be a problem with fragmented skb */
- memset(skb_put(fp_skb(fp), fill), 0, fill);
+ skb_put_zero(fp_skb(fp), fill);
f_ctl |= fill;
}
fr_eof(fp) = FC_EOF_T;
diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
index 864819ff9a7d362962eb837755886423b57906fb..2882c6d3ae668a99fe90de2d7cbb9787d5c39285 100644
--- a/drivers/usb/gadget/function/f_ncm.c
+++ b/drivers/usb/gadget/function/f_ncm.c
@@ -1004,8 +1004,7 @@ static struct sk_buff *package_for_tx(struct f_ncm *ncm)
}
/* Insert NDP alignment. */
- ntb_iter = (void *) skb_put(skb2, ndp_pad);
- memset(ntb_iter, 0, ndp_pad);
+ ntb_iter = skb_put_zero(skb2, ndp_pad);
/* Copy NTB across. */
ntb_iter = (void *) skb_put(skb2, ncm->skb_tx_ndp->len);
@@ -1014,8 +1013,7 @@ static struct sk_buff *package_for_tx(struct f_ncm *ncm)
ncm->skb_tx_ndp = NULL;
/* Insert zero'd datagram. */
- ntb_iter = (void *) skb_put(skb2, dgram_idx_len);
- memset(ntb_iter, 0, dgram_idx_len);
+ ntb_iter = skb_put_zero(skb2, dgram_idx_len);
return skb2;
}
@@ -1080,8 +1078,7 @@ static struct sk_buff *ncm_wrap_ntb(struct gether *port,
goto err;
ncm->skb_tx_data->dev = ncm->netdev;
- ntb_data = (void *) skb_put(ncm->skb_tx_data, ncb_len);
- memset(ntb_data, 0, ncb_len);
+ ntb_data = skb_put_zero(ncm->skb_tx_data, ncb_len);
/* dwSignature */
put_unaligned_le32(opts->nth_sign, ntb_data);
ntb_data += 2;
@@ -1118,8 +1115,7 @@ static struct sk_buff *ncm_wrap_ntb(struct gether *port,
HRTIMER_MODE_REL);
/* Add the datagram position entries */
- ntb_ndp = (void *) skb_put(ncm->skb_tx_ndp, dgram_idx_len);
- memset(ntb_ndp, 0, dgram_idx_len);
+ ntb_ndp = skb_put_zero(ncm->skb_tx_ndp, dgram_idx_len);
ncb_len = ncm->skb_tx_data->len;
dgram_pad = ALIGN(ncb_len, div) + rem - ncb_len;
@@ -1132,8 +1128,7 @@ static struct sk_buff *ncm_wrap_ntb(struct gether *port,
ncm->ndp_dgram_count++;
/* Add the new data to the skb */
- ntb_data = (void *) skb_put(ncm->skb_tx_data, dgram_pad);
- memset(ntb_data, 0, dgram_pad);
+ ntb_data = skb_put_zero(ncm->skb_tx_data, dgram_pad);
ntb_data = (void *) skb_put(ncm->skb_tx_data, skb->len);
memcpy(ntb_data, skb->data, skb->len);
dev_consume_skb_any(skb);
diff --git a/net/atm/signaling.c b/net/atm/signaling.c
index adb6e3d21b1eb9222f90ab77383e20ea78f9336a..f640a99e14b83ae989248276342415989aaf7626 100644
--- a/net/atm/signaling.c
+++ b/net/atm/signaling.c
@@ -150,8 +150,7 @@ void sigd_enq2(struct atm_vcc *vcc, enum atmsvc_msg_type type,
pr_debug("%d (0x%p)\n", (int)type, vcc);
while (!(skb = alloc_skb(sizeof(struct atmsvc_msg), GFP_KERNEL)))
schedule();
- msg = (struct atmsvc_msg *)skb_put(skb, sizeof(struct atmsvc_msg));
- memset(msg, 0, sizeof(*msg));
+ msg = skb_put_zero(skb, sizeof(struct atmsvc_msg));
msg->type = type;
*(struct atm_vcc **) &msg->vcc = vcc;
*(struct atm_vcc **) &msg->listen_vcc = listen_vcc;
diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c
index b58007b79e3a19326d4291b9bc7ba8495044d3cc..bd1064d98e16a6a80fa64015fb17c879583a280d 100644
--- a/net/batman-adv/bat_v_elp.c
+++ b/net/batman-adv/bat_v_elp.c
@@ -346,9 +346,8 @@ int batadv_v_elp_iface_enable(struct batadv_hard_iface *hard_iface)
goto out;
skb_reserve(hard_iface->bat_v.elp_skb, ETH_HLEN + NET_IP_ALIGN);
- elp_buff = skb_put(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
+ elp_buff = skb_put_zero(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
elp_packet = (struct batadv_elp_packet *)elp_buff;
- memset(elp_packet, 0, BATADV_ELP_HLEN);
elp_packet->packet_type = BATADV_ELP;
elp_packet->version = BATADV_COMPAT_VERSION;
diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c
index c16dd3a47fc677fb2e6d2740c20b8ddbf11b3a1a..bb6ed8e975801e75d7818dc98e2f4a5b7127669e 100644
--- a/net/bridge/netfilter/nft_reject_bridge.c
+++ b/net/bridge/netfilter/nft_reject_bridge.c
@@ -147,8 +147,7 @@ static void nft_reject_br_send_v4_unreach(struct net *net,
net->ipv4.sysctl_ip_default_ttl);
skb_reset_transport_header(nskb);
- icmph = (struct icmphdr *)skb_put(nskb, sizeof(struct icmphdr));
- memset(icmph, 0, sizeof(*icmph));
+ icmph = skb_put_zero(nskb, sizeof(struct icmphdr));
icmph->type = ICMP_DEST_UNREACH;
icmph->code = code;
@@ -275,8 +274,7 @@ static void nft_reject_br_send_v6_unreach(struct net *net,
net->ipv6.devconf_all->hop_limit);
skb_reset_transport_header(nskb);
- icmp6h = (struct icmp6hdr *)skb_put(nskb, sizeof(struct icmp6hdr));
- memset(icmp6h, 0, sizeof(*icmp6h));
+ icmp6h = skb_put_zero(nskb, sizeof(struct icmp6hdr));
icmp6h->icmp6_type = ICMPV6_DEST_UNREACH;
icmp6h->icmp6_code = code;
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 96947f5d41e42a9a42f91c40457b87824756510e..8860ad985d6851012c5d89e094b221e683e18258 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2718,7 +2718,7 @@ static void pktgen_finalize_skb(struct pktgen_dev *pkt_dev, struct sk_buff *skb,
datalen -= sizeof(*pgh);
if (pkt_dev->nfrags <= 0) {
- memset(skb_put(skb, datalen), 0, datalen);
+ skb_put_zero(skb, datalen);
} else {
int frags = pkt_dev->nfrags;
int i, len;
@@ -2729,7 +2729,7 @@ static void pktgen_finalize_skb(struct pktgen_dev *pkt_dev, struct sk_buff *skb,
frags = MAX_SKB_FRAGS;
len = datalen - frags * PAGE_SIZE;
if (len > 0) {
- memset(skb_put(skb, len), 0, len);
+ skb_put_zero(skb, len);
datalen = frags * PAGE_SIZE;
}
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index c3b12b1c71621b942dd4f9ad1d60ab5bb3c66e20..4c5dfe6bd34d518c827abfaf94282efa25759ae0 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -813,8 +813,7 @@ static void __init ic_bootp_send_if(struct ic_device *d, unsigned long jiffies_d
if (!skb)
return;
skb_reserve(skb, hlen);
- b = (struct bootp_pkt *) skb_put(skb, sizeof(struct bootp_pkt));
- memset(b, 0, sizeof(struct bootp_pkt));
+ b = skb_put_zero(skb, sizeof(struct bootp_pkt));
/* Construct IP header */
skb_reset_network_header(skb);
diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c
index 6f8d9e5e062bca9679bf8a01feaebcb80925e01f..52b7dcc5aaf3951118eec289badc92e4cf3c1a02 100644
--- a/net/ipv4/netfilter/nf_reject_ipv4.c
+++ b/net/ipv4/netfilter/nf_reject_ipv4.c
@@ -76,8 +76,7 @@ void nf_reject_ip_tcphdr_put(struct sk_buff *nskb, const struct sk_buff *oldskb,
struct tcphdr *tcph;
skb_reset_transport_header(nskb);
- tcph = (struct tcphdr *)skb_put(nskb, sizeof(struct tcphdr));
- memset(tcph, 0, sizeof(*tcph));
+ tcph = skb_put_zero(nskb, sizeof(struct tcphdr));
tcph->source = oth->dest;
tcph->dest = oth->source;
tcph->doff = sizeof(struct tcphdr) / 4;
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 07403fa164e18aac704e3b77d1e2a094ad53c04c..9098429e38bcc95e47829a7fa1c2534c42e3e4ae 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -2008,8 +2008,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
memcpy(skb_put(skb, sizeof(ra)), ra, sizeof(ra));
- hdr = (struct mld_msg *) skb_put(skb, sizeof(struct mld_msg));
- memset(hdr, 0, sizeof(struct mld_msg));
+ hdr = skb_put_zero(skb, sizeof(struct mld_msg));
hdr->mld_type = type;
hdr->mld_mca = *addr;
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 512dc43d0ce6814f0a6d0507805025d75234eece..8ad430edb5b87882df5f25c3392a7aedb7eca841 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2934,8 +2934,7 @@ static void dump_ah_combs(struct sk_buff *skb, const struct xfrm_tmpl *t)
if (aalg_tmpl_set(t, aalg) && aalg->available) {
struct sadb_comb *c;
- c = (struct sadb_comb*)skb_put(skb, sizeof(struct sadb_comb));
- memset(c, 0, sizeof(*c));
+ c = skb_put_zero(skb, sizeof(struct sadb_comb));
p->sadb_prop_len += sizeof(struct sadb_comb)/8;
c->sadb_comb_auth = aalg->desc.sadb_alg_id;
c->sadb_comb_auth_minbits = aalg->desc.sadb_alg_minbits;
@@ -3461,8 +3460,7 @@ static int set_sadb_kmaddress(struct sk_buff *skb, const struct xfrm_kmaddress *
size_req = (sizeof(struct sadb_x_kmaddress) +
pfkey_sockaddr_pair_size(family));
- kma = (struct sadb_x_kmaddress *)skb_put(skb, size_req);
- memset(kma, 0, size_req);
+ kma = skb_put_zero(skb, size_req);
kma->sadb_x_kmaddress_len = size_req / 8;
kma->sadb_x_kmaddress_exttype = SADB_X_EXT_KMADDRESS;
kma->sadb_x_kmaddress_reserved = k->reserved;
@@ -3488,8 +3486,7 @@ static int set_ipsecrequest(struct sk_buff *skb,
size_req = sizeof(struct sadb_x_ipsecrequest) +
pfkey_sockaddr_pair_size(family);
- rq = (struct sadb_x_ipsecrequest *)skb_put(skb, size_req);
- memset(rq, 0, size_req);
+ rq = skb_put_zero(skb, size_req);
rq->sadb_x_ipsecrequest_len = size_req;
rq->sadb_x_ipsecrequest_proto = proto;
rq->sadb_x_ipsecrequest_mode = mode;
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index 3a0282188ad6e55f291cf7079fea304d3cebc52a..8708cbe8af5bbcabc5c7ea295c6a0abd15a8eb84 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -213,8 +213,7 @@ static void ieee80211_send_addba_resp(struct ieee80211_sub_if_data *sdata, u8 *d
return;
skb_reserve(skb, local->hw.extra_tx_headroom);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
- memset(mgmt, 0, 24);
+ mgmt = skb_put_zero(skb, 24);
memcpy(mgmt->da, da, ETH_ALEN);
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
if (sdata->vif.type == NL80211_IFTYPE_AP ||
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index cf2392b2ac717972e4354346fd086ec802370de3..cbd48762256cb26a4f06efdd3ae91994f99f7a44 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -76,8 +76,7 @@ static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata,
return;
skb_reserve(skb, local->hw.extra_tx_headroom);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
- memset(mgmt, 0, 24);
+ mgmt = skb_put_zero(skb, 24);
memcpy(mgmt->da, da, ETH_ALEN);
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
if (sdata->vif.type == NL80211_IFTYPE_AP ||
@@ -125,8 +124,7 @@ void ieee80211_send_bar(struct ieee80211_vif *vif, u8 *ra, u16 tid, u16 ssn)
return;
skb_reserve(skb, local->hw.extra_tx_headroom);
- bar = (struct ieee80211_bar *)skb_put(skb, sizeof(*bar));
- memset(bar, 0, sizeof(*bar));
+ bar = skb_put_zero(skb, sizeof(*bar));
bar->frame_control = cpu_to_le16(IEEE80211_FTYPE_CTL |
IEEE80211_STYPE_BACK_REQ);
memcpy(bar->ra, ra, ETH_ALEN);
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 8f5fff8b20409e6ea5ed011fb1770b71f225fa1d..c813207bb123652105972f743a3c4499134f9319 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -330,8 +330,7 @@ static ssize_t ieee80211_if_parse_tkip_mic_test(
return -ENOMEM;
skb_reserve(skb, local->hw.extra_tx_headroom);
- hdr = (struct ieee80211_hdr *) skb_put(skb, 24);
- memset(hdr, 0, 24);
+ hdr = skb_put_zero(skb, 24);
fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA);
switch (sdata->vif.type) {
@@ -367,7 +366,7 @@ static ssize_t ieee80211_if_parse_tkip_mic_test(
* The exact contents does not matter since the recipient is required
* to drop this because of the Michael MIC failure.
*/
- memset(skb_put(skb, 50), 0, 50);
+ skb_put_zero(skb, 50);
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_TKIP_MIC_FAILURE;
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 9e71226c2d2508515f88872a6a23e4b56e48f999..927215d4dd8fc73944add41a987a8a4017407425 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -394,8 +394,7 @@ void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
return;
skb_reserve(skb, local->hw.extra_tx_headroom);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
- memset(mgmt, 0, 24);
+ mgmt = skb_put_zero(skb, 24);
memcpy(mgmt->da, da, ETH_ALEN);
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
if (sdata->vif.type == NL80211_IFTYPE_AP ||
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index ad5d1cf391904d67cdad7da44044bc25cfc66a97..e45c8d94952eaa6e7a7d5a532352a4416193ba70 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -719,8 +719,7 @@ ieee80211_mesh_build_beacon(struct ieee80211_if_mesh *ifmsh)
bcn->head = ((u8 *) bcn) + sizeof(*bcn);
/* fill in the head */
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, hdr_len);
- memset(mgmt, 0, hdr_len);
+ mgmt = skb_put_zero(skb, hdr_len);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_BEACON);
eth_broadcast_addr(mgmt->da);
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 4005edd71fe86db5415bf0bb9803dac7248ae77a..d8bbd0d2225a160d107a44640d4c1065916fa25d 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -120,8 +120,7 @@ static int mesh_path_sel_frame_tx(enum mpath_frame_type action, u8 flags,
if (!skb)
return -1;
skb_reserve(skb, local->tx_headroom);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, hdr_len);
- memset(mgmt, 0, hdr_len);
+ mgmt = skb_put_zero(skb, hdr_len);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
@@ -257,8 +256,7 @@ int mesh_path_error_tx(struct ieee80211_sub_if_data *sdata,
if (!skb)
return -1;
skb_reserve(skb, local->tx_headroom + sdata->encrypt_headroom);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, hdr_len);
- memset(mgmt, 0, hdr_len);
+ mgmt = skb_put_zero(skb, hdr_len);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 82cfd232a25eb39081ae594699e8924dd160399e..f69c6c38ca4399769064712aaf81ce264a826ec7 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -242,8 +242,7 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
return err;
info = IEEE80211_SKB_CB(skb);
skb_reserve(skb, local->tx_headroom);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, hdr_len);
- memset(mgmt, 0, hdr_len);
+ mgmt = skb_put_zero(skb, hdr_len);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
memcpy(mgmt->da, da, ETH_ALEN);
diff --git a/net/mac80211/mesh_ps.c b/net/mac80211/mesh_ps.c
index 90a268abea171aebc5d5907929db0804a2b0f7b0..96c987e641b3682ec925378d30bcc4af2a76462c 100644
--- a/net/mac80211/mesh_ps.c
+++ b/net/mac80211/mesh_ps.c
@@ -39,7 +39,7 @@ static struct sk_buff *mps_qos_null_get(struct sta_info *sta)
nullfunc->seq_ctrl = 0;
/* no address resolution for this frame -> set addr 1 immediately */
memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);
- memset(skb_put(skb, 2), 0, 2); /* append QoS control field */
+ skb_put_zero(skb, 2); /* append QoS control field */
ieee80211_mps_set_frame_flags(sdata, sta, nullfunc);
return skb;
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 1929bce8e5181b4d095a0567b78cce987e8dd375..e810334595ff24785f81c98295c0522bc7ccbe2f 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -674,8 +674,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
if (ifmgd->flags & IEEE80211_STA_ENABLE_RRM)
capab |= WLAN_CAPABILITY_RADIO_MEASURE;
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
- memset(mgmt, 0, 24);
+ mgmt = skb_put_zero(skb, 24);
memcpy(mgmt->da, assoc_data->bss->bssid, ETH_ALEN);
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
memcpy(mgmt->bssid, assoc_data->bss->bssid, ETH_ALEN);
@@ -949,8 +948,7 @@ static void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local,
skb_reserve(skb, local->hw.extra_tx_headroom);
- nullfunc = (struct ieee80211_hdr *) skb_put(skb, 30);
- memset(nullfunc, 0, 30);
+ nullfunc = skb_put_zero(skb, 30);
fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS);
nullfunc->frame_control = fc;
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 004a2283c5d95291c9255c494a4af97d115854a4..e1ab1c4af33ceacd98bf8e593ac846c3dc35bd08 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2760,8 +2760,7 @@ static void ieee80211_process_sa_query_req(struct ieee80211_sub_if_data *sdata,
return;
skb_reserve(skb, local->hw.extra_tx_headroom);
- resp = (struct ieee80211_mgmt *) skb_put(skb, 24);
- memset(resp, 0, 24);
+ resp = skb_put_zero(skb, 24);
memcpy(resp->da, mgmt->sa, ETH_ALEN);
memcpy(resp->sa, sdata->vif.addr, ETH_ALEN);
memcpy(resp->bssid, sdata->u.mgd.bssid, ETH_ALEN);
diff --git a/net/mac80211/spectmgmt.c b/net/mac80211/spectmgmt.c
index bf8f5dcea1c4db29e97944f0aaf60c27c7ea4e56..ee0181778a4297515de9bf0c75a947e7c45924a2 100644
--- a/net/mac80211/spectmgmt.c
+++ b/net/mac80211/spectmgmt.c
@@ -193,8 +193,7 @@ static void ieee80211_send_refuse_measurement_request(struct ieee80211_sub_if_da
return;
skb_reserve(skb, local->hw.extra_tx_headroom);
- msr_report = (struct ieee80211_mgmt *)skb_put(skb, 24);
- memset(msr_report, 0, 24);
+ msr_report = skb_put_zero(skb, 24);
memcpy(msr_report->da, da, ETH_ALEN);
memcpy(msr_report->sa, sdata->vif.addr, ETH_ALEN);
memcpy(msr_report->bssid, bssid, ETH_ALEN);
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index f20dcf1b1830a2412ed96ebcc9ce3be65ef5d7e8..c379c99cd1d835c1978bddfa8ba7a464455c8701 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -271,8 +271,7 @@ static void ieee80211_tdls_add_wmm_param_ie(struct ieee80211_sub_if_data *sdata,
struct ieee80211_tx_queue_params *txq;
int i;
- wmm = (void *)skb_put(skb, sizeof(*wmm));
- memset(wmm, 0, sizeof(*wmm));
+ wmm = skb_put_zero(skb, sizeof(*wmm));
wmm->element_id = WLAN_EID_VENDOR_SPECIFIC;
wmm->len = sizeof(*wmm) - 2;
@@ -838,8 +837,7 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_mgmt *mgmt;
- mgmt = (void *)skb_put(skb, 24);
- memset(mgmt, 0, 24);
+ mgmt = skb_put_zero(skb, 24);
memcpy(mgmt->da, peer, ETH_ALEN);
memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index b8dc41191835de940da73e3c2c5cbfd768ab2516..1af9ed29a915bb29100fcc9b5f6ea984db3c5cc0 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -3044,7 +3044,7 @@ static bool ieee80211_amsdu_realloc_pad(struct ieee80211_local *local,
if (padding) {
*subframe_len += padding;
- memset(skb_put(skb, padding), 0, padding);
+ skb_put_zero(skb, padding);
}
return true;
@@ -4370,8 +4370,7 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
skb_reserve(skb, local->hw.extra_tx_headroom);
- pspoll = (struct ieee80211_pspoll *) skb_put(skb, sizeof(*pspoll));
- memset(pspoll, 0, sizeof(*pspoll));
+ pspoll = skb_put_zero(skb, sizeof(*pspoll));
pspoll->frame_control = cpu_to_le16(IEEE80211_FTYPE_CTL |
IEEE80211_STYPE_PSPOLL);
pspoll->aid = cpu_to_le16(ifmgd->aid);
@@ -4408,9 +4407,7 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw,
skb_reserve(skb, local->hw.extra_tx_headroom);
- nullfunc = (struct ieee80211_hdr_3addr *) skb_put(skb,
- sizeof(*nullfunc));
- memset(nullfunc, 0, sizeof(*nullfunc));
+ nullfunc = skb_put_zero(skb, sizeof(*nullfunc));
nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_TODS);
@@ -4442,8 +4439,7 @@ struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw,
skb_reserve(skb, local->hw.extra_tx_headroom);
- hdr = (struct ieee80211_hdr_3addr *) skb_put(skb, sizeof(*hdr));
- memset(hdr, 0, sizeof(*hdr));
+ hdr = skb_put_zero(skb, sizeof(*hdr));
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_REQ);
eth_broadcast_addr(hdr->addr1);
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index de0f1cdb64d4ef22ecb4a3d4ee512cd5ff07a66b..148c7276869cb0c7e26bd3812c60752e71406e77 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1242,8 +1242,7 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
skb_reserve(skb, local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN);
- mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24 + 6);
- memset(mgmt, 0, 24 + 6);
+ mgmt = skb_put_zero(skb, 24 + 6);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_AUTH);
memcpy(mgmt->da, da, ETH_ALEN);
@@ -2999,8 +2998,7 @@ int ieee80211_send_action_csa(struct ieee80211_sub_if_data *sdata,
return -ENOMEM;
skb_reserve(skb, local->tx_headroom);
- mgmt = (struct ieee80211_mgmt *)skb_put(skb, hdr_len);
- memset(mgmt, 0, hdr_len);
+ mgmt = skb_put_zero(skb, hdr_len);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
diff --git a/net/ncsi/ncsi-cmd.c b/net/ncsi/ncsi-cmd.c
index db7083bfd47691fae726d5682ec518986ab49468..b010ae94175b65fb63409e3b1338b4015dc38ede 100644
--- a/net/ncsi/ncsi-cmd.c
+++ b/net/ncsi/ncsi-cmd.c
@@ -66,8 +66,7 @@ static int ncsi_cmd_handler_default(struct sk_buff *skb,
{
struct ncsi_cmd_pkt *cmd;
- cmd = (struct ncsi_cmd_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
ncsi_cmd_build_header(&cmd->cmd.common, nca);
return 0;
@@ -78,8 +77,7 @@ static int ncsi_cmd_handler_sp(struct sk_buff *skb,
{
struct ncsi_cmd_sp_pkt *cmd;
- cmd = (struct ncsi_cmd_sp_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->hw_arbitration = nca->bytes[0];
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -91,8 +89,7 @@ static int ncsi_cmd_handler_dc(struct sk_buff *skb,
{
struct ncsi_cmd_dc_pkt *cmd;
- cmd = (struct ncsi_cmd_dc_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->ald = nca->bytes[0];
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -104,8 +101,7 @@ static int ncsi_cmd_handler_rc(struct sk_buff *skb,
{
struct ncsi_cmd_rc_pkt *cmd;
- cmd = (struct ncsi_cmd_rc_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
ncsi_cmd_build_header(&cmd->cmd.common, nca);
return 0;
@@ -116,8 +112,7 @@ static int ncsi_cmd_handler_ae(struct sk_buff *skb,
{
struct ncsi_cmd_ae_pkt *cmd;
- cmd = (struct ncsi_cmd_ae_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->mc_id = nca->bytes[0];
cmd->mode = htonl(nca->dwords[1]);
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -130,8 +125,7 @@ static int ncsi_cmd_handler_sl(struct sk_buff *skb,
{
struct ncsi_cmd_sl_pkt *cmd;
- cmd = (struct ncsi_cmd_sl_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->mode = htonl(nca->dwords[0]);
cmd->oem_mode = htonl(nca->dwords[1]);
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -144,8 +138,7 @@ static int ncsi_cmd_handler_svf(struct sk_buff *skb,
{
struct ncsi_cmd_svf_pkt *cmd;
- cmd = (struct ncsi_cmd_svf_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->vlan = htons(nca->words[0]);
cmd->index = nca->bytes[2];
cmd->enable = nca->bytes[3];
@@ -159,8 +152,7 @@ static int ncsi_cmd_handler_ev(struct sk_buff *skb,
{
struct ncsi_cmd_ev_pkt *cmd;
- cmd = (struct ncsi_cmd_ev_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->mode = nca->bytes[0];
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -173,8 +165,7 @@ static int ncsi_cmd_handler_sma(struct sk_buff *skb,
struct ncsi_cmd_sma_pkt *cmd;
int i;
- cmd = (struct ncsi_cmd_sma_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
for (i = 0; i < 6; i++)
cmd->mac[i] = nca->bytes[i];
cmd->index = nca->bytes[6];
@@ -189,8 +180,7 @@ static int ncsi_cmd_handler_ebf(struct sk_buff *skb,
{
struct ncsi_cmd_ebf_pkt *cmd;
- cmd = (struct ncsi_cmd_ebf_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->mode = htonl(nca->dwords[0]);
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -202,8 +192,7 @@ static int ncsi_cmd_handler_egmf(struct sk_buff *skb,
{
struct ncsi_cmd_egmf_pkt *cmd;
- cmd = (struct ncsi_cmd_egmf_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->mode = htonl(nca->dwords[0]);
ncsi_cmd_build_header(&cmd->cmd.common, nca);
@@ -215,8 +204,7 @@ static int ncsi_cmd_handler_snfc(struct sk_buff *skb,
{
struct ncsi_cmd_snfc_pkt *cmd;
- cmd = (struct ncsi_cmd_snfc_pkt *)skb_put(skb, sizeof(*cmd));
- memset(cmd, 0, sizeof(*cmd));
+ cmd = skb_put_zero(skb, sizeof(*cmd));
cmd->mode = nca->bytes[0];
ncsi_cmd_build_header(&cmd->cmd.common, nca);
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 9ddc9f8412a277badcba160d89b5343c2c80780a..d772e9a4b4f8faabd9403c2361a1ce0fc9a252c4 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -413,7 +413,7 @@ static void pad_packet(struct datapath *dp, struct sk_buff *skb)
size_t plen = NLA_ALIGN(skb->len) - skb->len;
if (plen > 0)
- memset(skb_put(skb, plen), 0, plen);
+ skb_put_zero(skb, plen);
}
}
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index c7a5d861906bb63d17ee4e1c8b9327f43e7dbede..825f97671591e0c9c574f28d072b34ab4e911c01 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -285,8 +285,7 @@ static struct sk_buff *qrtr_alloc_resume_tx(u32 src_node,
if (!skb)
return NULL;
- buf = (__le32 *)skb_put(skb, pkt_len);
- memset(buf, 0, pkt_len);
+ buf = skb_put_zero(skb, pkt_len);
buf[0] = cpu_to_le32(QRTR_TYPE_RESUME_TX);
buf[1] = cpu_to_le32(src_node);
buf[2] = cpu_to_le32(port);
@@ -306,8 +305,7 @@ static struct sk_buff *qrtr_alloc_local_bye(u32 src_node)
if (!skb)
return NULL;
- buf = (__le32 *)skb_put(skb, pkt_len);
- memset(buf, 0, pkt_len);
+ buf = skb_put_zero(skb, pkt_len);
buf[0] = cpu_to_le32(QRTR_TYPE_BYE);
return skb;
@@ -324,8 +322,7 @@ static struct sk_buff *qrtr_alloc_del_client(struct sockaddr_qrtr *sq)
if (!skb)
return NULL;
- buf = (__le32 *)skb_put(skb, pkt_len);
- memset(buf, 0, pkt_len);
+ buf = skb_put_zero(skb, pkt_len);
buf[0] = cpu_to_le32(QRTR_TYPE_DEL_CLIENT);
buf[1] = cpu_to_le32(sq->sq_node);
buf[2] = cpu_to_le32(sq->sq_port);
diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
index 2e636a525a651102da021b926a00e990e859bc04..b0d2cda6ec0ad802edab7a4ef22a79b80e53a204 100644
--- a/net/rxrpc/sendmsg.c
+++ b/net/rxrpc/sendmsg.c
@@ -330,7 +330,7 @@ static int rxrpc_send_data(struct rxrpc_sock *rx,
pad &= conn->size_align - 1;
_debug("pad %zu", pad);
if (pad)
- memset(skb_put(skb, pad), 0, pad);
+ skb_put_zero(skb, pad);
}
seq = call->tx_top + 1;
diff --git a/net/sctp/output.c b/net/sctp/output.c
index e2edf2ebbadecd81adab46e2afc385314336e9ed..c339c682675a6f643bacccd9e02d4ef18c43f1c1 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -463,7 +463,7 @@ static int sctp_packet_pack(struct sctp_packet *packet,
padding = SCTP_PAD4(chunk->skb->len) - chunk->skb->len;
if (padding)
- memset(skb_put(chunk->skb, padding), 0, padding);
+ skb_put_zero(chunk->skb, padding);
if (chunk == packet->auth)
auth = (struct sctp_auth_chunk *)
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index ea2601501654d90f8d83ef985f75a0fd25393184..aaac2660aaf73078ec4d98403b833c406fa129e4 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -1478,10 +1478,9 @@ void *sctp_addto_chunk(struct sctp_chunk *chunk, int len, const void *data)
int chunklen = ntohs(chunk->chunk_hdr->length);
int padlen = SCTP_PAD4(chunklen) - chunklen;
- padding = skb_put(chunk->skb, padlen);
+ padding = skb_put_zero(chunk->skb, padlen);
target = skb_put(chunk->skb, len);
- memset(padding, 0, padlen);
memcpy(target, data, len);
/* Adjust the chunk length field. */