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

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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: 72246da40f (usb: Introduce DesignWare USB3 DRD Driver)
Cc: <stable@vger.kernel.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Subbaraya Sundeep Bhatta 2015-05-21 15:46:48 +05:30 committed by Felipe Balbi
parent 891b1dc022
commit 76e838c9f7
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/dwc3/gadget.c
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@ -330,6 +330,8 @@ int dwc3_send_gadget_ep_cmd(struct dwc3 *dwc, unsigned ep,
dwc3_trace(trace_dwc3_gadget,
"Command Complete --> %d",
DWC3_DEPCMD_STATUS(reg));
if (DWC3_DEPCMD_STATUS(reg))
return -EINVAL;
return 0;
}