diff options
Diffstat (limited to 'drivers/usb/dwc2')
| -rw-r--r-- | drivers/usb/dwc2/core_intr.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c index ad43c5bc1ef1..02e3e2d4ea56 100644 --- a/drivers/usb/dwc2/core_intr.c +++ b/drivers/usb/dwc2/core_intr.c @@ -476,13 +476,13 @@ irqreturn_t dwc2_handle_common_intr(int irq, void *dev) u32 gintsts; irqreturn_t retval = IRQ_NONE; + spin_lock(&hsotg->lock); + if (!dwc2_is_controller_alive(hsotg)) { dev_warn(hsotg->dev, "Controller is dead\n"); goto out; } - spin_lock(&hsotg->lock); - gintsts = dwc2_read_common_intr(hsotg); if (gintsts & ~GINTSTS_PRTINT) retval = IRQ_HANDLED; @@ -515,8 +515,8 @@ irqreturn_t dwc2_handle_common_intr(int irq, void *dev) } } - spin_unlock(&hsotg->lock); out: + spin_unlock(&hsotg->lock); return retval; } EXPORT_SYMBOL_GPL(dwc2_handle_common_intr); |