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path: root/drivers/net/wireless/zd1211rw
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Diffstat (limited to 'drivers/net/wireless/zd1211rw')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index a590a94cb6fa..beaa969f7426 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -703,7 +703,7 @@ static int zd_mac_config_beacon(struct ieee80211_hw *hw, struct sk_buff *beacon)
dev_err(zd_mac_dev(mac),
"Giving up beacon config.\n");
r = -ETIMEDOUT;
- goto release_sema;
+ goto reset_device;
}
}
msleep(20);
@@ -770,6 +770,17 @@ out:
mutex_unlock(&mac->chip.mutex);
kfree(ioreqs);
return r;
+
+reset_device:
+ mutex_unlock(&mac->chip.mutex);
+ kfree(ioreqs);
+
+ /* semaphore stuck, reset device to avoid fw freeze later */
+ dev_warn(zd_mac_dev(mac), "CR_BCN_FIFO_SEMAPHORE stuck, "
+ "reseting device...");
+ usb_queue_reset_device(mac->chip.usb.intf);
+
+ return r;
}
static int fill_ctrlset(struct zd_mac *mac,