diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 750db57f3bb3e628b44a481c11eea954d21ce88d..a5f7535aab5b80798d20d278689872e08c2b4b3f 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1820,7 +1820,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 	if (kind != 2 && security_netlink_recv(skb, CAP_NET_ADMIN))
 		return -EPERM;
 
-	if (kind == 2 && nlh->nlmsg_flags&NLM_F_DUMP) {
+	if (kind == 2 && (nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP) {
 		struct sock *rtnl;
 		rtnl_dumpit_func dumpit;
 
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 2ada17129fce6ac9a7285f6033e30d0a9bc4b98a..2746c1fa6417b73af42bfe40206405e456a176ac 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -858,7 +858,7 @@ static int inet_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 	    nlmsg_len(nlh) < hdrlen)
 		return -EINVAL;
 
-	if (nlh->nlmsg_flags & NLM_F_DUMP) {
+	if ((nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP) {
 		if (nlmsg_attrlen(nlh, hdrlen)) {
 			struct nlattr *attr;
 
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 0cdba50c0d69be7ad5ddfed136e1be9a20a6f338..746140264b2d49b12aaa4fe975f50939be4ce728 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -928,7 +928,7 @@ ctnetlink_get_conntrack(struct sock *ctnl, struct sk_buff *skb,
 	u16 zone;
 	int err;
 
-	if (nlh->nlmsg_flags & NLM_F_DUMP)
+	if ((nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP)
 		return netlink_dump_start(ctnl, skb, nlh, ctnetlink_dump_table,
 					  ctnetlink_done);
 
@@ -1790,7 +1790,7 @@ ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb,
 	u16 zone;
 	int err;
 
-	if (nlh->nlmsg_flags & NLM_F_DUMP) {
+	if ((nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP) {
 		return netlink_dump_start(ctnl, skb, nlh,
 					  ctnetlink_exp_dump_table,
 					  ctnetlink_exp_done);
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 1781d99145e2d2594fc961e1a2fc9307aad957a5..f83cb370292b3b87a9610488e57ac8bef8f4b731 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -519,7 +519,7 @@ static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 	    security_netlink_recv(skb, CAP_NET_ADMIN))
 		return -EPERM;
 
-	if (nlh->nlmsg_flags & NLM_F_DUMP) {
+	if ((nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP) {
 		if (ops->dumpit == NULL)
 			return -EOPNOTSUPP;
 
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 8eb889510916408526ccc5b3c5a297d87e37719f..6a8da81ff66fa8804549f77855c1345a213aeefc 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2187,7 +2187,7 @@ static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 
 	if ((type == (XFRM_MSG_GETSA - XFRM_MSG_BASE) ||
 	     type == (XFRM_MSG_GETPOLICY - XFRM_MSG_BASE)) &&
-	    (nlh->nlmsg_flags & NLM_F_DUMP)) {
+	    (nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP) {
 		if (link->dump == NULL)
 			return -EINVAL;