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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-13 15:46:10 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-18 20:23:46 +0200 |
| commit | 264eb0074f3b0591c9430b20927d6547c8757c48 (patch) | |
| tree | d04aa9a92dab0115f6398713a2e85dfb7acf44ac | |
| parent | 7db809a373f0fb066eea20883d1ba3b35fcbfe70 (diff) | |
| download | ffmpeg-264eb0074f3b0591c9430b20927d6547c8757c48.tar.gz | |
avcodec/alac: Clear pointers in allocate_buffers()
Fixes: 06a4edb39ad8a9883175f9bd428334a2_signal_sigsegv_7ffff713351a_706_mov__alac__ALAC_6ch.mov
Found-by: Samuel Groß, Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7068bf277a37479aecde2832208d820682b35e6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/alac.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/alac.c b/libavcodec/alac.c index b0527f1439..a5948bba7e 100644 --- a/libavcodec/alac.c +++ b/libavcodec/alac.c @@ -534,6 +534,12 @@ static int allocate_buffers(ALACContext *alac) int ch; int buf_size = alac->max_samples_per_frame * sizeof(int32_t); + for (ch = 0; ch < 2; ch++) { + alac->predict_error_buffer[ch] = NULL; + alac->output_samples_buffer[ch] = NULL; + alac->extra_bits_buffer[ch] = NULL; + } + for (ch = 0; ch < FFMIN(alac->channels, 2); ch++) { FF_ALLOC_OR_GOTO(alac->avctx, alac->predict_error_buffer[ch], buf_size, buf_alloc_fail); |