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path: root/drivers/usb/dwc3
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Diffstat (limited to 'drivers/usb/dwc3')
-rw-r--r--drivers/usb/dwc3/gadget.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 8946c32..fcbe120 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;
}