From: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Date: Mon, 30 Mar 2020 00:09:59 +0000 (-0700)
Subject: usb: dwc3: drd: Don't free non-existing irq
X-Git-Tag: rel_imx_5.10.35_2.0.0-somdevices.0~1997^2~16^2~74
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=8cc6d55bc20016cc6d81628713114bd807a1e661;p=linux.git

usb: dwc3: drd: Don't free non-existing irq

If the driver is configured to use DRD role-switch, it's not OTG. There
won't be OTG irq to free. Check for dwc->otg_irq before freeing it.

Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
---

diff --git a/drivers/usb/dwc3/drd.c b/drivers/usb/dwc3/drd.c
index 7db1ffc92bbd..a24c6c038ad7 100644
--- a/drivers/usb/dwc3/drd.c
+++ b/drivers/usb/dwc3/drd.c
@@ -653,6 +653,6 @@ void dwc3_drd_exit(struct dwc3 *dwc)
 		break;
 	}
 
-	if (!dwc->edev)
+	if (dwc->otg_irq)
 		free_irq(dwc->otg_irq, dwc);
 }