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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-06-06 22:02:54 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-06-06 22:02:54 +0200 |
| commit | ffb1051b9b9b876aba109d6ae402ab3a50183554 (patch) | |
| tree | 346c772d3f51d835a03f2c6931cf4ccc45d621af | |
| parent | 7c3a296b4f1f7fb663812533ef2c87b828a8e8aa (diff) | |
| download | ffmpeg-ffb1051b9b9b876aba109d6ae402ab3a50183554.tar.gz | |
jpeg2000: Zero prec->cblk
Prevent use of uninitialized memory / valgrind failure
Found-by: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/jpeg2000.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/jpeg2000.c b/libavcodec/jpeg2000.c index a2c3e47bad..947a745e00 100644 --- a/libavcodec/jpeg2000.c +++ b/libavcodec/jpeg2000.c @@ -424,9 +424,9 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp, if (!prec->zerobits) return AVERROR(ENOMEM); - prec->cblk = av_malloc_array(prec->nb_codeblocks_width * - (uint64_t)prec->nb_codeblocks_height, - sizeof(*prec->cblk)); + prec->cblk = av_mallocz_array(prec->nb_codeblocks_width * + (uint64_t)prec->nb_codeblocks_height, + sizeof(*prec->cblk)); if (!prec->cblk) return AVERROR(ENOMEM); for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) { |