[PATCH v2 21/30] usb: dwc2: gadget: don't block after fifo flush timeout

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From: Gregory Herrero <gregory.herrero@xxxxxxxxx>

Can't stay in the loop forever. Break it after timeout.

Signed-off-by: Gregory Herrero <gregory.herrero@xxxxxxxxx>
---
 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 504a022..78f510d 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -230,6 +230,7 @@ static void s3c_hsotg_init_fifo(struct dwc2_hsotg *hsotg)
 			dev_err(hsotg->dev,
 				"%s: timeout flushing fifos (GRSTCTL=%08x)\n",
 				__func__, val);
+			break;
 		}
 
 		udelay(1);
-- 
1.9.1

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