[FFmpeg-devel] [PATCH 1/2] lavd/v4l2: fully init an ioctl argument.

[Nicolas George]

Silence a valgrind warning about uninitialized memory.

Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
---
 libavdevice/v4l2.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index c041424..7a6388a 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -951,11 +951,10 @@ static int v4l2_read_header(AVFormatContext *s1)
     }
 
     if (!s->width && !s->height) {
-        struct v4l2_format fmt;
+        struct v4l2_format fmt = { .type = V4L2_BUF_TYPE_VIDEO_CAPTURE };
 
         av_log(s1, AV_LOG_VERBOSE,
                "Querying the device for the current frame size\n");
-        fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
         if (v4l2_ioctl(s->fd, VIDIOC_G_FMT, &fmt) < 0) {
             res = AVERROR(errno);
             av_log(s1, AV_LOG_ERROR, "ioctl(VIDIOC_G_FMT): %s\n", av_err2str(res));
-- 
1.7.10.4