diff options
Diffstat (limited to 'drivers/staging/cw1200/scan.c')
| -rw-r--r-- | drivers/staging/cw1200/scan.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/staging/cw1200/scan.c b/drivers/staging/cw1200/scan.c index 11de0db44de..568782eb0c9 100644 --- a/drivers/staging/cw1200/scan.c +++ b/drivers/staging/cw1200/scan.c @@ -364,11 +364,13 @@ void cw1200_probe_work(struct work_struct *work) return; } + mutex_lock(&priv->conf_mutex); if (unlikely(down_trylock(&priv->scan.lock))) { /* Scan is already in progress. Requeue self. */ schedule(); queue_delayed_work(priv->workqueue, &priv->scan.probe_work, HZ / 10); + mutex_unlock(&priv->conf_mutex); return; } @@ -403,7 +405,6 @@ void cw1200_probe_work(struct work_struct *work) } } - mutex_lock(&priv->conf_mutex); /* FW bug: driver has to restart p2p-dev mode after scan */ if (priv->join_status == CW1200_JOIN_STATUS_MONITOR) cw1200_disable_listening(priv); |