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aacdec: reorder multiuplications to make code safer against too large input values. 

Fixes CID700697
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-25 13:42:02 +02:00
parent aa604e8e33
commit da4e4d65f4
1 changed files with 1 additions and 1 deletions
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libavcodec/aacdec.c
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@ -1242,7 +1242,7 @@ static void decode_mid_side_stereo(ChannelElement *cpe, GetBitContext *gb,
for (idx = 0; idx < cpe->ch[0].ics.num_window_groups * cpe->ch[0].ics.max_sfb; idx++)
cpe->ms_mask[idx] = get_bits1(gb);
} else if (ms_present == 2) {
memset(cpe->ms_mask, 1, cpe->ch[0].ics.num_window_groups * cpe->ch[0].ics.max_sfb * sizeof(cpe->ms_mask[0]));
memset(cpe->ms_mask, 1, sizeof(cpe->ms_mask[0]) * cpe->ch[0].ics.num_window_groups * cpe->ch[0].ics.max_sfb);
}
}