Follow the V4L2 spec, as warned by v4l2-compliance:
warn: v4l2-test-formats.cpp(732): TRY_FMT cannot handle an invalid
pixelformat.
warn: v4l2-test-formats.cpp(733): This may or may not be a problem. For
more information see:
warn: v4l2-test-formats.cpp(734):
http://www.mail-archive.com/linux-media@vger.kernel.org/msg56550.html
Signed-off-by: Mauro Carvalho Chehab <mchehab+sams...@kernel.org>
---
drivers/media/usb/em28xx/em28xx-video.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/media/usb/em28xx/em28xx-video.c
b/drivers/media/usb/em28xx/em28xx-video.c
index fcb5c1b25ab3..41ac47f1589c 100644
--- a/drivers/media/usb/em28xx/em28xx-video.c
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -1471,9 +1471,9 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void
*priv,
fmt = format_by_fourcc(f->fmt.pix.pixelformat);
if (!fmt) {
- em28xx_videodbg("Fourcc format (%08x) invalid.\n",
- f->fmt.pix.pixelformat);
- return -EINVAL;
+ fmt = &format[0];
+ em28xx_videodbg("Fourcc format (%08x) invalid. Using default
(%08x).\n",
+ f->fmt.pix.pixelformat, fmt->fourcc);
}
if (dev->board.is_em2800) {
--
2.17.1
