diff options
Diffstat (limited to 'drivers/usb/dwc3')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index cca806e..81bfb9a 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2642,15 +2642,16 @@ static irqreturn_t dwc3_process_event_buf(struct dwc3 *dwc, u32 buf) static irqreturn_t dwc3_thread_interrupt(int irq, void *_dwc) { struct dwc3 *dwc = _dwc; + unsigned long flags; irqreturn_t ret = IRQ_NONE; int i; - spin_lock(&dwc->lock); + spin_lock_irqsave(&dwc->lock, flags); for (i = 0; i < dwc->num_event_buffers; i++) ret |= dwc3_process_event_buf(dwc, i); - spin_unlock(&dwc->lock); + spin_unlock_irqrestore(&dwc->lock, flags); return ret; } |