This is an automatic generated email to let you know that the following patch were queued:
Subject: media: uvcvideo: Fix bit overflow in uvc_probe_video Author: Hangyu Hua <[email protected]> Date: Thu Mar 24 10:13:08 2022 +0100 probe->dwMaxPayloadTransferSize is a 32bit value, but bandwidth is 16bit. This may lead to a bit overflow. Signed-off-by: Hangyu Hua <[email protected]> Signed-off-by: Laurent Pinchart <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/usb/uvc/uvc_video.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index 1b4cc934109e..e016f88bdf96 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -383,7 +383,6 @@ int uvc_probe_video(struct uvc_streaming *stream, struct uvc_streaming_control *probe) { struct uvc_streaming_control probe_min, probe_max; - u16 bandwidth; unsigned int i; int ret; @@ -421,8 +420,7 @@ int uvc_probe_video(struct uvc_streaming *stream, if (stream->intf->num_altsetting == 1) break; - bandwidth = probe->dwMaxPayloadTransferSize; - if (bandwidth <= stream->maxpsize) + if (probe->dwMaxPayloadTransferSize <= stream->maxpsize) break; if (stream->dev->quirks & UVC_QUIRK_PROBE_MINMAX) { _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
