3.2.71-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Subbaraya Sundeep Bhatta <subbaraya.sundeep.bhatta@xxxxxxxxxx>
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@xxxxxxxxxx>
Fixes: 72246da40f37 (usb: Introduce DesignWare USB3 DRD Driver)
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/usb/dwc3/gadget.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -171,6 +171,8 @@ int dwc3_send_gadget_ep_cmd(struct dwc3
if (!(reg & DWC3_DEPCMD_CMDACT)) {
dev_vdbg(dwc->dev, "Command Complete --> %d\n",
DWC3_DEPCMD_STATUS(reg));
+ if (DWC3_DEPCMD_STATUS(reg))
+ return -EINVAL;
return 0;
}
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