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Message-Id: <20150731194004.863342249@linuxfoundation.org> Date: Fri, 31 Jul 2015 12:39:05 -0700 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Subbaraya Sundeep Bhatta <sbhatta@...inx.com>, Felipe Balbi <balbi@...com> Subject: [PATCH 4.1 094/267] usb: dwc3: gadget: return error if command sent to DEPCMD register fails 4.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Subbaraya Sundeep Bhatta <subbaraya.sundeep.bhatta@...inx.com> commit 76e838c9f7765f9a6205b4d558d75a66104bc60d upstream. We need to return error to caller if command is not sent to controller succesfully. Signed-off-by: Subbaraya Sundeep Bhatta <sbhatta@...inx.com> Fixes: 72246da40f37 (usb: Introduce DesignWare USB3 DRD Driver) Signed-off-by: Felipe Balbi <balbi@...com> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- drivers/usb/dwc3/gadget.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -330,6 +330,8 @@ int dwc3_send_gadget_ep_cmd(struct dwc3 dwc3_trace(trace_dwc3_gadget, "Command Complete --> %d", DWC3_DEPCMD_STATUS(reg)); + if (DWC3_DEPCMD_STATUS(reg)) + return -EINVAL; return 0; } -- 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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