Revision bbd725435ddb1cac732f7a8c23c21ff67f24c60f authored by Andreas Meissner on 10 May 2010, 11:47:49 UTC, committed by David S. Miller on 10 May 2010, 11:47:49 UTC
Fixes the expiration timer for unresolved multicast route entries.
In case new multicast routing requests come in faster than the 
expiration timeout occurs (e.g. zap through multicast TV streams), the 
timer is prevented from being called at time for already existing entries.

As the single timer is resetted to default whenever a new entry is made, 
the timeout for existing unresolved entires are missed and/or not 
updated. As a consequence new requests are denied when the limit of 
unresolved entries has been reached because old entries live longer than 
they are supposed to.

The solution is to reset the timer only for the first unresolved entry 
in the multicast routing cache. All other timers are already set and 
updated correctly within the timer function itself by now.

Signed-off by: Andreas Meissner <andreas.meissner@sphairon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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