avcodec/h264dec: Fix potential array overread

add padding before scantable arrays

See: 522d850e68

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-10-21 18:04:44 +02:00
parent bff6d98ba3
commit 380b48fb9f

View File

@ -417,6 +417,7 @@ typedef struct H264Context {
uint8_t (*mvd_table[2])[2];
uint8_t *direct_table;
uint8_t scan_padding[16];
uint8_t zigzag_scan[16];
uint8_t zigzag_scan8x8[64];
uint8_t zigzag_scan8x8_cavlc[64];