Complete() will be run with interrupt enabled, so change to spin_lock_irqsave(). Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx> --- drivers/staging/bcm/InterfaceRx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/staging/bcm/InterfaceRx.c b/drivers/staging/bcm/InterfaceRx.c index 26f5bc7..00af901 100644 --- a/drivers/staging/bcm/InterfaceRx.c +++ b/drivers/staging/bcm/InterfaceRx.c @@ -47,6 +47,7 @@ static void read_bulk_callback(struct urb *urb) struct bcm_interface_adapter *psIntfAdapter = pRcb->psIntfAdapter; struct bcm_mini_adapter *Adapter = psIntfAdapter->psAdapter; struct bcm_leader *pLeader = urb->transfer_buffer; + unsigned long flags; if (unlikely(netif_msg_rx_status(Adapter))) pr_info(PFX "%s: rx urb status %d length %d\n", @@ -129,9 +130,9 @@ static void read_bulk_callback(struct urb *urb) (sizeof(struct bcm_leader)), pLeader->PLength); skb->len = pLeader->PLength + sizeof(USHORT); - spin_lock(&Adapter->control_queue_lock); + spin_lock_irqsave(&Adapter->control_queue_lock, flags); ENQUEUEPACKET(Adapter->RxControlHead,Adapter->RxControlTail,skb); - spin_unlock(&Adapter->control_queue_lock); + spin_unlock_irqretore(&Adapter->control_queue_lock, flags); atomic_inc(&Adapter->cntrlpktCnt); wake_up(&Adapter->process_rx_cntrlpkt); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
