Merge tag 'v4.4-rc2'

[firefly-linux-kernel-4.4.55.git] / drivers / bluetooth / btusb.c

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index e33dacf5bd98765178ddac60f7d50d742de555ac..92f0ee388f9e0bfddd0cdf32b684edf25741d991 100644 (file)
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -1372,6 +1372,8 @@ static void btusb_work(struct work_struct *work)
                }
 
                if (data->isoc_altsetting != new_alts) {
+                       unsigned long flags;
+
                        clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
                        usb_kill_anchored_urbs(&data->isoc_anchor);
 
@@ -1384,10 +1386,10 @@ static void btusb_work(struct work_struct *work)
                         * Clear outstanding fragment when selecting a new
                         * alternate setting.
                         */
-                       spin_lock(&data->rxlock);
+                       spin_lock_irqsave(&data->rxlock, flags);
                        kfree_skb(data->sco_skb);
                        data->sco_skb = NULL;
-                       spin_unlock(&data->rxlock);
+                       spin_unlock_irqrestore(&data->rxlock, flags);
 
                        if (__set_isoc_interface(hdev, new_alts) < 0)
                                return;