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authorZhang Changzhong <zhangchangzhong@huawei.com>2020-11-17 10:45:05 +0800
committerJakub Kicinski <kuba@kernel.org>2020-11-18 10:53:16 -0800
commita5ebcbdf34b65fcc07f38eaf2d60563b42619a59 (patch)
tree9f744b49e91c52559864c87506e9bf9fa61a42da /net/ipv6/ah6.c
parentdf8d85d8c69d6837817e54dcb73c84a8b5a13877 (diff)
ah6: fix error return code in ah6_input()
Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com> Link: https://lore.kernel.org/r/1605581105-35295-1-git-send-email-zhangchangzhong@huawei.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/ah6.c')
-rw-r--r--net/ipv6/ah6.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index d88d97617f7e..440080da805b 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -588,7 +588,8 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
memcpy(auth_data, ah->auth_data, ahp->icv_trunc_len);
memset(ah->auth_data, 0, ahp->icv_trunc_len);
- if (ipv6_clear_mutable_options(ip6h, hdr_len, XFRM_POLICY_IN))
+ err = ipv6_clear_mutable_options(ip6h, hdr_len, XFRM_POLICY_IN);
+ if (err)
goto out_free;
ip6h->priority = 0;