Commit 891b1dc0 authored May 21, 2015 by Subbaraya Sundeep Bhatta Committed by Felipe Balbi May 26, 2015

usb: dwc3: gadget: return error if command sent to DGCMD register fails



We need to return error to caller if command is not sent to
controller succesfully.

Signed-off-by: Subbaraya Sundeep Bhatta <sbhatta@xilinx.com>
Fixes: b09bb642 (usb: dwc3: gadget: implement Global Command support)
Cc: <stable@vger.kernel.org> #v3.5+
Signed-off-by: Felipe Balbi <balbi@ti.com>

parent 591fa9dd

drivers/usb/dwc3/gadget.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -291,6 +291,8 @@ int dwc3_send_gadget_generic_command(struct dwc3 *dwc, unsigned cmd, u32 param)
		dwc3_trace(trace_dwc3_gadget,
		"Command Complete --> %d",
		DWC3_DGCMD_STATUS(reg));
		if (DWC3_DGCMD_STATUS(reg))
		return -EINVAL;
		return 0;
		}