diff options
| author |   Javier Cardona <javier@cozybit.com> | 2011-08-09 16:45:05 -0700 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2011-08-24 13:59:42 -0400 |
| commit | 86d7f9f35dcc686d57465798201e678040916979 (patch) | |
| tree | 74f9606f497dac5b1c6a784a2fb04a5d308e0b92 /net | |
| parent | mac80211: improve mpath debugging (diff) | |
| download | linux-dev-86d7f9f35dcc686d57465798201e678040916979.tar.xz linux-dev-86d7f9f35dcc686d57465798201e678040916979.zip | |
mac80211: fix mpath timer NULL function
If we have an mpath whose timer has not been initialized, don't try to
delete it.
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/mesh_pathtbl.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c index bd6b8b3e873a..bfd7638e235f 100644 --- a/net/mac80211/mesh_pathtbl.c +++ b/net/mac80211/mesh_pathtbl.c @@ -619,7 +619,8 @@ static void mesh_path_node_reclaim(struct rcu_head *rp) struct mpath_node *node = container_of(rp, struct mpath_node, rcu); struct ieee80211_sub_if_data *sdata = node->mpath->sdata; - del_timer_sync(&node->mpath->timer); + if (node->mpath->timer.function) + del_timer_sync(&node->mpath->timer); atomic_dec(&sdata->u.mesh.mpaths); kfree(node->mpath); kfree(node); @@ -768,7 +769,8 @@ static void mesh_path_node_free(struct hlist_node *p, bool free_leafs) mpath = node->mpath; hlist_del_rcu(p); if (free_leafs) { - del_timer_sync(&mpath->timer); + if (mpath->timer.function) + del_timer_sync(&mpath->timer); kfree(mpath); } kfree(node); |