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Date: Fri, 15 May 2015 00:09:30 +0530 From: Subbaraya Sundeep Bhatta <subbaraya.sundeep.bhatta@...inx.com> To: <balbi@...com> CC: <gregkh@...uxfoundation.org>, <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Subbaraya Sundeep Bhatta <sbhatta@...inx.com> Subject: [PATCH 2/2] usb: dwc3: gadget: return error when DEPCMD or DGCMD fails When sending DEPCMD or DGCMD command fails return error to caller. Signed-off-by: Subbaraya Sundeep Bhatta <sbhatta@...inx.com> --- drivers/usb/dwc3/gadget.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 8946c32..55b5edc 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -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; } @@ -328,6 +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; } -- 1.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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