[PATCH 07/11] usb: dwc2/gadget: break infinite loop in endpoint disable code

From: Robert Baldyga
Date: Mon Jun 23 2014 - 03:53:54 EST


From: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>

This patch fixes possible freeze caused by infinite loop in interrupt
context.

Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
Signed-off-by: Robert Baldyga <r.baldyga@xxxxxxxxxxx>
---
drivers/usb/dwc2/gadget.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 21d21de..2220882 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -1652,6 +1652,7 @@ static void s3c_hsotg_txfifo_flush(struct s3c_hsotg *hsotg, unsigned int idx)
dev_err(hsotg->dev,
"%s: timeout flushing fifo (GRSTCTL=%08x)\n",
__func__, val);
+ break;
}

udelay(1);
--
1.9.1

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