linux-kernel - [PATCH net-next] net: Return the correct errno code

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Message-ID: <20210602140640.486273-1-zhengyongjun3@huawei.com>
Date:   Wed, 2 Jun 2021 22:06:40 +0800
From:   Zheng Yongjun <zhengyongjun3@...wei.com>
To:     <davem@...emloft.net>, <kuba@...nel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Zheng Yongjun <zhengyongjun3@...wei.com>
Subject: [PATCH net-next] net: Return the correct errno code

When kalloc or kmemdup failed, should return ENOMEM rather than ENOBUF.

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
---
 net/compat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/compat.c b/net/compat.c
index ddd15af3a283..210fc3b4d0d8 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -177,7 +177,7 @@ int cmsghdr_from_user_compat_to_kern(struct msghdr *kmsg, struct sock *sk,
 	if (kcmlen > stackbuf_size)
 		kcmsg_base = kcmsg = sock_kmalloc(sk, kcmlen, GFP_KERNEL);
 	if (kcmsg == NULL)
-		return -ENOBUFS;
+		return -ENOMEM;
 
 	/* Now copy them over neatly. */
 	memset(kcmsg, 0, kcmlen);
-- 
2.25.1