net: return correct error code

[ Upstream commit 6def480181f15f6d9ec812bca8cbc62451ba314c ]

When kmemdup called failed and register_net_sysctl return NULL, should
return ENOMEM instead of ENOBUFS

Signed-off-by: liuguoqiang <liuguoqiang@uniontech.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 2cb8612e7821e741b2316d503ee1e21a4dd35b27..35961ae1d120ce0a5775544ac7602e971ef99166 100644 (file)
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -2237,7 +2237,7 @@ static int __devinet_sysctl_register(struct net *net, char *dev_name,
 free:
        kfree(t);
 out:
-       return -ENOBUFS;
+       return -ENOMEM;
 }
 
 static void __devinet_sysctl_unregister(struct ipv4_devconf *cnf)