From: roy.qing.li@gmail.com
To: netdev@vger.kernel.org
Cc: steffen.klassert@secunet.com
Subject: [PATCH] xfrm: check if packet is overdue on asynchronous code path
Date: Fri, 11 Jan 2013 16:12:45 +0800 [thread overview]
Message-ID: <1357891965-8047-1-git-send-email-roy.qing.li@gmail.com> (raw)
From: Li RongQing <roy.qing.li@gmail.com>
Currently checking is only done on synchronous code path,
we should do the same checking on asynchronous code path.
Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
---
net/xfrm/xfrm_input.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index ab2bb42..d034324 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -199,6 +199,12 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
resume:
spin_lock(&x->lock);
+
+ if (async && xfrm_state_check_expire(x)) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMINSTATEEXPIRED);
+ goto drop_unlock;
+ }
+
if (nexthdr <= 0) {
if (nexthdr == -EBADMSG) {
xfrm_audit_state_icvfail(x, skb,
--
1.7.10.4
next reply other threads:[~2013-01-11 8:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-11 8:12 roy.qing.li [this message]
2013-01-11 8:29 ` [PATCH] xfrm: check if packet is overdue on asynchronous code path Steffen Klassert
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