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mac80211: handle failed restart/resume better

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When the driver fails during HW restart or resume, the whole
stack goes into a very confused state with interfaces being
up while the hardware is down etc.

Address this by shutting down everything; we'll run into a
lot of warnings in the process but that's better than having
the whole stack get messed up.

Reviewed-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2014-04-30 14:19:04 +02:00
parent f29f58a9e5
commit f6837ba8c9
6 changed files with 153 additions and 51 deletions
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1
net/mac80211/ieee80211_i.h
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@@ -1459,6 +1459,7 @@ __ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata,
int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata,
struct cfg80211_sched_scan_request *req);
int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata);
void ieee80211_sched_scan_end(struct ieee80211_local *local);
void ieee80211_sched_scan_stopped_work(struct work_struct *work);
/* off-channel helpers */