diff --git a/libavcodec/gifdec.c b/libavcodec/gifdec.c index 3e7799f9ec..2a61090ef9 100644 --- a/libavcodec/gifdec.c +++ b/libavcodec/gifdec.c @@ -67,6 +67,7 @@ static int gif_read_image(GifState *s) int left, top, width, height, bits_per_pixel, code_size, flags; int is_interleaved, has_local_palette, y, pass, y1, linesize, n, i; uint8_t *ptr, *spal, *palette, *ptr1; + int ret; left = bytestream_get_le16(&s->bytestream); top = bytestream_get_le16(&s->bytestream); @@ -107,8 +108,11 @@ static int gif_read_image(GifState *s) /* now get the image data */ code_size = bytestream_get_byte(&s->bytestream); - ff_lzw_decode_init(s->lzw, code_size, s->bytestream, - s->bytestream_end - s->bytestream, FF_LZW_GIF); + if ((ret = ff_lzw_decode_init(s->lzw, code_size, s->bytestream, + s->bytestream_end - s->bytestream, FF_LZW_GIF)) < 0) { + av_log(s->avctx, AV_LOG_ERROR, "LZW init failed\n"); + return ret; + } /* read all the image */ linesize = s->picture.linesize[0];