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If AVPacket->data == NULL, the packet does not contain any buffer to

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be freed.
This fixes a double free on exit.

Originally committed as revision 16857 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Luca Abeni 2009-01-30 12:41:44 +00:00
parent 73f184936d
commit 5449a787c9
1 changed files with 4 additions and 0 deletions
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4
libavdevice/v4l2.c
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@ -325,6 +325,10 @@ static void mmap_release_buffer(AVPacket *pkt)
int res, fd;
struct buff_data *buf_descriptor = pkt->priv;
if (pkt->data == NULL) {
return;
}
memset(&buf, 0, sizeof(struct v4l2_buffer));
buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
buf.memory = V4L2_MEMORY_MMAP;