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[23/25] netfilter: h323: Use mod_timer instead of set_expect_timeout

Message ID 1469272119-29942-24-git-send-email-pablo@netfilter.org
State Awaiting Upstream
Delegated to: Pablo Neira
Headers show

Commit Message

Pablo Neira Ayuso July 23, 2016, 11:08 a.m. UTC 
From: Gao Feng <fgao@ikuai8.com>

Simplify the code without any side effect. The set_expect_timeout is
used to modify the timer expired time.  It tries to delete timer, and
add it again.  So we could use mod_timer directly.

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 net/netfilter/nf_conntrack_h323_main.c | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)
diff mbox

Patch

diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index 9511af0..bb77a97 100644
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -1273,19 +1273,6 @@  static struct nf_conntrack_expect *find_expect(struct nf_conn *ct,
 }
 
 /****************************************************************************/
-static int set_expect_timeout(struct nf_conntrack_expect *exp,
-			      unsigned int timeout)
-{
-	if (!exp || !del_timer(&exp->timeout))
-		return 0;
-
-	exp->timeout.expires = jiffies + timeout * HZ;
-	add_timer(&exp->timeout);
-
-	return 1;
-}
-
-/****************************************************************************/
 static int expect_q931(struct sk_buff *skb, struct nf_conn *ct,
 		       enum ip_conntrack_info ctinfo,
 		       unsigned int protoff, unsigned char **data,
@@ -1486,7 +1473,7 @@  static int process_rcf(struct sk_buff *skb, struct nf_conn *ct,
 				 "timeout to %u seconds for",
 				 info->timeout);
 			nf_ct_dump_tuple(&exp->tuple);
-			set_expect_timeout(exp, info->timeout);
+			mod_timer(&exp->timeout, jiffies + info->timeout * HZ);
 		}
 		spin_unlock_bh(&nf_conntrack_expect_lock);
 	}