Fixes out of array read
Fixes: asan_heap-oob_e76e18_1244_CASSE.HNM
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
hnm->buffer2 = av_mallocz(avctx->width * avctx->height);
hnm->processed = av_mallocz(avctx->width * avctx->height);
- if (!hnm->buffer1 || !hnm->buffer2 || !hnm->processed) {
+ if ( !hnm->buffer1 || !hnm->buffer2 || !hnm->processed
+ || avctx->width * avctx->height == 0
+ || avctx->height % 2) {
av_log(avctx, AV_LOG_ERROR, "av_mallocz() failed\n");
av_freep(&hnm->buffer1);
av_freep(&hnm->buffer2);