iff: fix null ptr dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 41abc9da50ba7a7b68bbbf6622475ce7a3c72e3f)
This commit is contained in:
Michael Niedermayer 2012-04-22 16:41:21 +02:00
parent a4846943a3
commit 0d40fbaef0

View File

@ -473,7 +473,7 @@ static int decode_frame_ilbm(AVCodecContext *avctx,
} else if ((res = avctx->get_buffer(avctx, &s->frame)) < 0) { } else if ((res = avctx->get_buffer(avctx, &s->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return res; return res;
} else if (avctx->bits_per_coded_sample <= 8 && avctx->pix_fmt != PIX_FMT_GRAY8) { } else if (avctx->bits_per_coded_sample <= 8 && avctx->pix_fmt == PIX_FMT_PAL8) {
if ((res = ff_cmap_read_palette(avctx, (uint32_t*)s->frame.data[1])) < 0) if ((res = ff_cmap_read_palette(avctx, (uint32_t*)s->frame.data[1])) < 0)
return res; return res;
} }