diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2014-10-30 00:52:04 +0000 |
|---|---|---|
| committer | Vittorio Giovara <vittorio.giovara@gmail.com> | 2014-11-04 09:28:45 -0500 |
| commit | 930ffd46e1e742674aa7cc1c2450020c63b5015b (patch) | |
| tree | 089093db2305678579068293d6e651fe3833a91b /libavcodec/aacsbr.c | |
| parent | 9f6f407463ff8b7681befd04b6655bb7c6d9b3e1 (diff) | |
aacsbr: change order of operation to prevent out of array read
CC: libav-stable@libav.org
Bug-Id: CID 732250
Diffstat (limited to 'libavcodec/aacsbr.c')
| -rw-r--r-- | libavcodec/aacsbr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/aacsbr.c b/libavcodec/aacsbr.c index 0363aff2aa..76c1014cce 100644 --- a/libavcodec/aacsbr.c +++ b/libavcodec/aacsbr.c @@ -549,7 +549,8 @@ static int sbr_hf_calc_npatches(AACContext *ac, SpectralBandReplication *sbr) k = sbr->n_master; } while (sb != sbr->kx[1] + sbr->m[1]); - if (sbr->patch_num_subbands[sbr->num_patches-1] < 3 && sbr->num_patches > 1) + if (sbr->num_patches > 1 && + sbr->patch_num_subbands[sbr->num_patches - 1] < 3) sbr->num_patches--; return 0; |