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net/mac80211/mesh_plink: Convert timers to use timer_setup()

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In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly. This requires adding a pointer back
to the sta_info since container_of() can't resolve the sta_info.

Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Kees Cook
2017-10-05 10:39:10 -07:00
committed by Johannes Berg
parent 753d179ad0
commit 4c02d62fa3
4 changed files with 10 additions and 7 deletions
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4
net/mac80211/sta_info.c
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@@ -329,10 +329,12 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
sta->mesh = kzalloc(sizeof(*sta->mesh), gfp);
if (!sta->mesh)
goto free;
sta->mesh->plink_sta = sta;
spin_lock_init(&sta->mesh->plink_lock);
if (ieee80211_vif_is_mesh(&sdata->vif) &&
!sdata->u.mesh.user_mpm)
init_timer(&sta->mesh->plink_timer);
timer_setup(&sta->mesh->plink_timer, mesh_plink_timer,
0);
sta->mesh->nonpeer_pm = NL80211_MESH_POWER_ACTIVE;
}
#endif