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usb: dwc2/gadget: break infinite loop in endpoint disable code
This patch fixes possible freeze caused by infinite loop in interrupt context. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Robert Baldyga <r.baldyga@samsung.com> Cc: stable <stable@vger.kernel.org> # 3.16 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1649,6 +1649,7 @@ static void s3c_hsotg_txfifo_flush(struct s3c_hsotg *hsotg, unsigned int idx)
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dev_err(hsotg->dev,
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"%s: timeout flushing fifo (GRSTCTL=%08x)\n",
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__func__, val);
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break;
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}
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udelay(1);
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