From: Dinh Nguyen <dingu...@altera.com>
The Host workqueue will not get initialized if the driver is configured for
peripheral mode only. Thus we need to check for wq_otg before calling
queue_work().
Signed-off-by: Dinh Nguyen <dingu...@altera.com>
---
drivers/usb/dwc2/core_intr.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c
index 7500621..dbf31e4 100644
--- a/drivers/usb/dwc2/core_intr.c
+++ b/drivers/usb/dwc2/core_intr.c
@@ -288,7 +288,8 @@ static void dwc2_handle_conn_id_status_change_intr(struct
dwc2_hsotg *hsotg)
* scheduling.
*/
spin_unlock(&hsotg->lock);
- queue_work(hsotg->wq_otg, &hsotg->wf_otg);
+ if (hsotg->wq_otg)
+ queue_work(hsotg->wq_otg, &hsotg->wf_otg);
spin_lock(&hsotg->lock);
/* Clear interrupt */
--
1.7.9.5
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