usb: dwc3: gadget: return error if command sent to DGCMD register fails
authorSubbaraya Sundeep Bhatta <subbaraya.sundeep.bhatta@xilinx.com>
Thu, 21 May 2015 10:16:47 +0000 (15:46 +0530)
committerFelipe Balbi <balbi@ti.com>
Tue, 26 May 2015 15:39:23 +0000 (10:39 -0500)
commit891b1dc022955d36cf4c0f42d383226a930db7ed
tree7c742d275705b98154fd063cf9181d20bac56cd7
parent591fa9dd3fee3de8c729febca395beb75c8ee819
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: b09bb64239c8 (usb: dwc3: gadget: implement Global Command support)
Cc: <stable@vger.kernel.org> #v3.5+
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/dwc3/gadget.c