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net/ipv4: fix shadows declaration

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devif/ipv4_input.c: In function ‘ipv4_in’:
devif/ipv4_input.c:305:15: warning: declaration of ‘ret’ shadows a previous local [-Wshadow]
  305 |           int ret = ipv4_forward(dev, ipv4);
      |               ^~~
devif/ipv4_input.c:151:7: note: shadowed declaration is here
  151 |   int ret = OK;
      |       ^~~

Signed-off-by: chao an <anchao@xiaomi.com>
This commit is contained in:
chao an
2022-12-01 02:48:39 +08:00
committed by Xiang Xiao
parent a634da9a30
commit a0bce18192
1 changed files with 1 additions and 2 deletions
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net/devif/ipv4_input.c
+1 -2
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@@ -295,8 +295,7 @@ int ipv4_input(FAR struct net_driver_s *dev)
#ifdef CONFIG_NET_IPFORWARD
/* Try to forward the packet */
int ret = ipv4_forward(dev, ipv4);
if (ret >= 0)
if (ipv4_forward(dev, ipv4) >= 0)
{
/* The packet was forwarded. Return success; d_len will
* be set appropriately by the forwarding logic: Cleared