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Make sure we dont write more bytes into filename than the array is long.

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just a precaution in case the size of the source array is increased or
made dynamically allocateable.

Originally committed as revision 21926 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-02-20 22:57:23 +00:00
parent 6a2459059e
commit bbdf0d2214
1 changed files with 1 additions and 1 deletions
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libavformat/mov.c
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@ -1580,7 +1580,7 @@ static int mov_open_dref(ByteIOContext **pb, char *src, MOVDref *ref)
}
/* compose filename if next level down to target was found */
if (i == ref->nlvl_to - 1) {
if (i == ref->nlvl_to - 1 && src_path - src < sizeof(filename)) {
memcpy(filename, src, src_path - src);
filename[src_path - src] = 0;