From: Subbaraya Sundeep Bhatta <subbaraya.sundeep.bhatta@xilinx.com>
Date: Thu, 21 May 2015 10:16:47 +0000 (+0530)
Subject: usb: dwc3: gadget: return error if command sent to DGCMD register fails
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~90^2~16^2~27
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=891b1dc022955d36cf4c0f42d383226a930db7ed;p=pandora-kernel.git

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>
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