[PATCH 5.4 27/28] net: Return the correct errno code
From: Greg Kroah-Hartman
Date: Wed Jun 16 2021 - 11:35:23 EST
From: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx>
[ Upstream commit 49251cd00228a3c983651f6bb2f33f6a0b8f152e ]
When kalloc or kmemdup failed, should return ENOMEM rather than ENOBUF.
Signed-off-by: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
net/compat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/compat.c b/net/compat.c
index c848bcb517f3..f5b88166c44a 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -160,7 +160,7 @@ 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);
--
2.30.2