diff mbox

[net-next,7/8] net: ipv6: mld: introduce mld_{gq,ifc,dad}_stop_timer functions

Message ID 1378195178-21002-8-git-send-email-dborkman@redhat.com
State Superseded, archived
Delegated to: David Miller
Headers show

Commit Message

Daniel Borkmann Sept. 3, 2013, 7:59 a.m. UTC 
We already have mld_{gq,ifc,dad}_start_timer() functions, so introduce
mld_{gq,ifc,dad}_stop_timer() functions to reduce code size and make it
more readable.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>
---
 net/ipv6/mcast.c | 41 +++++++++++++++++++++++++----------------
 1 file changed, 25 insertions(+), 16 deletions(-)

Comments

Hannes Frederic Sowa Sept. 3, 2013, 6:51 p.m. UTC | #1 
On Tue, Sep 03, 2013 at 09:59:37AM +0200, Daniel Borkmann wrote:
> We already have mld_{gq,ifc,dad}_start_timer() functions, so introduce
> mld_{gq,ifc,dad}_stop_timer() functions to reduce code size and make it
> more readable.
> 
> Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
> Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>

Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>

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diff mbox

Patch

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index b01aa32..a43028d 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1006,6 +1006,13 @@  static void mld_gq_start_timer(struct inet6_dev *idev)
 		in6_dev_hold(idev);
 }
 
+static void mld_gq_stop_timer(struct inet6_dev *idev)
+{
+	idev->mc_gq_running = 0;
+	if (del_timer(&idev->mc_gq_timer))
+		__in6_dev_put(idev);
+}
+
 static void mld_ifc_start_timer(struct inet6_dev *idev, unsigned long delay)
 {
 	unsigned long tv = net_random() % delay;
@@ -1014,6 +1021,13 @@  static void mld_ifc_start_timer(struct inet6_dev *idev, unsigned long delay)
 		in6_dev_hold(idev);
 }
 
+static void mld_ifc_stop_timer(struct inet6_dev *idev)
+{
+	idev->mc_ifc_count = 0;
+	if (del_timer(&idev->mc_ifc_timer))
+		__in6_dev_put(idev);
+}
+
 static void mld_dad_start_timer(struct inet6_dev *idev, unsigned long delay)
 {
 	unsigned long tv = net_random() % delay;
@@ -1022,6 +1036,12 @@  static void mld_dad_start_timer(struct inet6_dev *idev, unsigned long delay)
 		in6_dev_hold(idev);
 }
 
+static void mld_dad_stop_timer(struct inet6_dev *idev)
+{
+	if (del_timer(&idev->mc_dad_timer))
+		__in6_dev_put(idev);
+}
+
 /*
  *	IGMP handling (alias multicast ICMPv6 messages)
  */
@@ -1223,15 +1243,9 @@  static int mld_process_v1(struct inet6_dev *idev, struct mld_msg *mld,
 	mld_set_v1_mode(idev);
 
 	/* cancel MLDv2 report timer */
-	idev->mc_gq_running = 0;
-	if (del_timer(&idev->mc_gq_timer))
-		__in6_dev_put(idev);
-
+	mld_gq_stop_timer(idev);
 	/* cancel the interface change timer */
-	idev->mc_ifc_count = 0;
-	if (del_timer(&idev->mc_ifc_timer))
-		__in6_dev_put(idev);
-
+	mld_ifc_stop_timer(idev);
 	/* clear deleted report items */
 	mld_clear_delrec(idev);
 
@@ -2423,14 +2437,9 @@  void ipv6_mc_down(struct inet6_dev *idev)
 	/* Withdraw multicast list */
 
 	read_lock_bh(&idev->lock);
-	idev->mc_ifc_count = 0;
-	if (del_timer(&idev->mc_ifc_timer))
-		__in6_dev_put(idev);
-	idev->mc_gq_running = 0;
-	if (del_timer(&idev->mc_gq_timer))
-		__in6_dev_put(idev);
-	if (del_timer(&idev->mc_dad_timer))
-		__in6_dev_put(idev);
+	mld_ifc_stop_timer(idev);
+	mld_gq_stop_timer(idev);
+	mld_dad_stop_timer(idev);
 
 	for (i = idev->mc_list; i; i=i->next)
 		igmp6_group_dropped(i);