From: liuguoqiang <liuguoqiang@uniontech.com>
Date: Mon, 15 Nov 2021 08:14:48 +0000 (+0800)
Subject: net: return correct error code
X-Git-Tag: v4.4.294~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a87097026125a75f2be2116f9f5cdc150c14af62;p=thirdparty%2Fkernel%2Fstable.git

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 2cb8612e7821e..35961ae1d120c 100644
--- 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)