[NET]: Fix gen_estimator timer removal race
authorPatrick McHardy <kaber@trash.net>
Mon, 9 Jul 2007 22:30:19 +0000 (15:30 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Wed, 11 Jul 2007 05:19:03 +0000 (22:19 -0700)
commit6b25d30bf112370a12d05c3c0fd43732985dab01
tree9739e7085a36283e3755ba33887457e4dd25206a
parent1498b3f1952ae539a7d5c356acf942d5f4c1aece
[NET]: Fix gen_estimator timer removal race

As noticed by Jarek Poplawski <jarkao2@o2.pl>, the timer removal in
gen_kill_estimator races with the timer function rearming the timer.

Check whether the timer list is empty before rearming the timer
in the timer function to fix this.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Acked-by: Jarek Poplawski <jarkao2@o2.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/core/gen_estimator.c