diff mbox

[net-next,3/3] ipv6: mld: remove duplicate code from mld_update_qri

Message ID 1411455828-5196-4-git-send-email-dborkman@redhat.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Daniel Borkmann Sept. 23, 2014, 7:03 a.m. UTC
The QRI (Query Response Interval) from RFC3810, section 9.3. is the same
as we calculate anyway earlier. Therefore, we can just remove that code
and simply reuse the value of max_delay.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
---
 net/ipv6/mcast.c | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

Comments

Hannes Frederic Sowa Sept. 24, 2014, 8:36 p.m. UTC | #1
On Tue, Sep 23, 2014, at 09:03, Daniel Borkmann wrote:
> The QRI (Query Response Interval) from RFC3810, section 9.3. is the same
> as we calculate anyway earlier. Therefore, we can just remove that code
> and simply reuse the value of max_delay.
> 
> Signed-off-by: Daniel Borkmann <dborkman@redhat.com>

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

Thanks,
Hannes
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diff mbox

Patch

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 2a4d2b1..e4139e5 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1226,16 +1226,6 @@  static void mld_update_qi(struct inet6_dev *idev,
 	idev->mc_qi = mc_qqi * HZ;
 }
 
-static void mld_update_qri(struct inet6_dev *idev,
-			   const struct mld2_query *mlh2)
-{
-	/* RFC3810, relevant sections:
-	 *  - 5.1.3. Maximum Response Code
-	 *  - 9.3. Query Response Interval
-	 */
-	idev->mc_qri = msecs_to_jiffies(mldv2_mrc(mlh2));
-}
-
 static int mld_process_v1(struct inet6_dev *idev, struct mld_msg *mld,
 			  unsigned long *max_delay)
 {
@@ -1272,7 +1262,12 @@  static int mld_process_v2(struct inet6_dev *idev, struct mld2_query *mld,
 
 	mld_update_qrv(idev, mld);
 	mld_update_qi(idev, mld);
-	mld_update_qri(idev, mld);
+
+	/* RFC3810, relevant sections:
+	 *  - 5.1.3. Maximum Response Code
+	 *  - 9.3. Query Response Interval
+	 */
+	idev->mc_qri = *max_delay;
 
 	return 0;
 }