According to the UVC specification, stream error events carry no data.
Fix a buffer overflow (that should be harmless given data alignment)
when reporting the stream error event by removing the data byte from the
message.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
drivers/media/usb/uvc/uvc_status.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/media/usb/uvc/uvc_status.c
b/drivers/media/usb/uvc/uvc_status.c
index f552ab997956..1ef20e74b7ac 100644
--- a/drivers/media/usb/uvc/uvc_status.c
+++ b/drivers/media/usb/uvc/uvc_status.c
@@ -93,8 +93,9 @@ static void uvc_event_streaming(struct uvc_device *dev, __u8
*data, int len)
data[1], data[3] ? "pressed" : "released", len);
uvc_input_report_key(dev, KEY_CAMERA, data[3]);
} else {
- uvc_trace(UVC_TRACE_STATUS, "Stream %u error event %02x %02x "
- "len %d.\n", data[1], data[2], data[3], len);
+ uvc_trace(UVC_TRACE_STATUS,
+ "Stream %u error event %02x len %d.\n",
+ data[1], data[2], len);
}
}
--
Regards,
Laurent Pinchart
