linux-kernel - [PATCH] net: return correct error code

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Message-Id: <20211115081448.18564-1-liuguoqiang@uniontech.com>
Date:   Mon, 15 Nov 2021 16:14:48 +0800
From:   liuguoqiang <liuguoqiang@...ontech.com>
To:     davem@...emloft.net
Cc:     yoshfuji@...ux-ipv6.org, dsahern@...nel.org, kuba@...nel.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        liuguoqiang <liuguoqiang@...ontech.com>
Subject: [PATCH] net: return correct error code

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

Signed-off-by: liuguoqiang <liuguoqiang@...ontech.com>
---
 net/ipv4/devinet.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index ec73a0d52d3e..323e622ff9b7 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -2591,7 +2591,7 @@ 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 net *net,
-- 
2.20.1