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author | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2016-01-04 14:53:20 +0300 |
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committer | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2016-01-28 03:05:04 +0300 |
commit | 269a522aeccfe01422febaff99ccf02ec7a21268 (patch) | |
tree | 6c510647ab5bedb524a560749a7e5c76c4dd4268 /libavformat | |
parent | 496c02a065bde5b1a0d6df9ebfcec462f672175d (diff) |
brstm: also allocate b->table in read_packet
This fixes NULL pointer dereferencing if the codec is forced to
adpcm_thp even though a different one was detected.
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit bcf4ee26a0a1ed349ec7489925540401002b87cc)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Diffstat (limited to 'libavformat')
-rw-r--r-- | libavformat/brstm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavformat/brstm.c b/libavformat/brstm.c index 9228fa7488..aba3770ee6 100644 --- a/libavformat/brstm.c +++ b/libavformat/brstm.c @@ -263,6 +263,10 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt) if (!b->adpc) { av_log(s, AV_LOG_ERROR, "adpcm_thp requires ADPC chunk, but none was found.\n"); return AVERROR_INVALIDDATA; + if (!b->table) { + b->table = av_mallocz(32 * codec->channels); + if (!b->table) + return AVERROR(ENOMEM); } if (av_new_packet(pkt, 8 + (32 + 4) * codec->channels + size) < 0) |