From 4de377b659035309ba48638d70f3150d5c67611f Mon Sep 17 00:00:00 2001
From: Zhang Changzhong <zhangchangzhong@huawei.com>
Date: Fri, 4 Dec 2020 16:49:42 +0800
Subject: [PATCH] net: marvell: prestera: Fix error return code in
prestera_port_create()
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.
Fixes: 501ef3066c89 ("net: marvell: prestera: Add driver for Prestera family ASIC devices")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Link: https://lore.kernel.org/r/1607071782-34006-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/ethernet/marvell/prestera/prestera_main.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c
index 0f20e0788ccec8..da4b286d133770 100644
--- a/drivers/net/ethernet/marvell/prestera/prestera_main.c
+++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c
@@ -318,8 +318,10 @@ static int prestera_port_create(struct prestera_switch *sw, u32 id)
goto err_port_init;
}
- if (port->fp_id >= PRESTERA_MAC_ADDR_NUM_MAX)
+ if (port->fp_id >= PRESTERA_MAC_ADDR_NUM_MAX) {
+ err = -EINVAL;
goto err_port_init;
+ }
/* firmware requires that port's MAC address consist of the first
* 5 bytes of the base MAC address
--
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