netdev - [PATCH 4/4] xfrm: Return the correct errno code

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Message-ID: <20210209094305.3529418-5-steffen.klassert@secunet.com>
Date:   Tue, 9 Feb 2021 10:43:05 +0100
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
CC:     Herbert Xu <herbert@...dor.apana.org.au>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        <netdev@...r.kernel.org>
Subject: [PATCH 4/4] xfrm: Return the correct errno code

From: Zheng Yongjun <zhengyongjun3@...wei.com>

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

Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com>
Signed-off-by: Steffen Klassert <steffen.klassert@...unet.com>
---
 net/xfrm/xfrm_user.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 0727ac853b55..5a0ef4361e43 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2504,7 +2504,7 @@ static int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh,
 		encap = kmemdup(nla_data(attrs[XFRMA_ENCAP]),
 				sizeof(*encap), GFP_KERNEL);
 		if (!encap)
-			return 0;
+			return -ENOMEM;
 	}
 
 	err = xfrm_migrate(&pi->sel, pi->dir, type, m, n, kmp, net, encap);
-- 
2.25.1