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avformat/mxfdec: Fix memleak of packages_refs

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Fixes: asan_static-oob_87d116_10_201.mxf
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2014-10-15 02:16:18 +02:00
parent aae4f5108d
commit 0834f2056c
1 changed files with 3 additions and 0 deletions
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3
libavformat/mxfdec.c
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@@ -624,6 +624,9 @@ static int mxf_read_content_storage(void *arg, AVIOContext *pb, int tag, int siz
MXFContext *mxf = arg; MXFContext *mxf = arg;
switch (tag) { switch (tag) {
case 0x1901: case 0x1901:
if (mxf->packages_refs)
av_log(mxf->fc, AV_LOG_VERBOSE, "Multiple packages_refs\n");
av_free(mxf->packages_refs);
mxf->packages_count = avio_rb32(pb); mxf->packages_count = avio_rb32(pb);
mxf->packages_refs = av_calloc(mxf->packages_count, sizeof(UID)); mxf->packages_refs = av_calloc(mxf->packages_count, sizeof(UID));
if (!mxf->packages_refs) if (!mxf->packages_refs)