diff --git a/libavcodec/dsicinvideo.c b/libavcodec/dsicinvideo.c index f95cbc74a0..add7afa383 100644 --- a/libavcodec/dsicinvideo.c +++ b/libavcodec/dsicinvideo.c @@ -226,27 +226,35 @@ static int cinvideo_decode_frame(AVCodecContext *avctx, * surface.width = surface.pitch */ switch (bitmap_frame_type) { case 9: - cin_decode_rle(buf, bitmap_frame_size, + res = cin_decode_rle(buf, bitmap_frame_size, cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size); + if (res < 0) + return res; break; case 34: - cin_decode_rle(buf, bitmap_frame_size, + res = cin_decode_rle(buf, bitmap_frame_size, cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size); + if (res < 0) + return res; cin_apply_delta_data(cin->bitmap_table[CIN_PRE_BMP], cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size); break; case 35: bitmap_frame_size = cin_decode_huffman(buf, bitmap_frame_size, cin->bitmap_table[CIN_INT_BMP], cin->bitmap_size); - cin_decode_rle(cin->bitmap_table[CIN_INT_BMP], bitmap_frame_size, + res = cin_decode_rle(cin->bitmap_table[CIN_INT_BMP], bitmap_frame_size, cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size); + if (res < 0) + return res; break; case 36: bitmap_frame_size = cin_decode_huffman(buf, bitmap_frame_size, cin->bitmap_table[CIN_INT_BMP], cin->bitmap_size); - cin_decode_rle(cin->bitmap_table[CIN_INT_BMP], bitmap_frame_size, + res = cin_decode_rle(cin->bitmap_table[CIN_INT_BMP], bitmap_frame_size, cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size); + if (res < 0) + return res; cin_apply_delta_data(cin->bitmap_table[CIN_PRE_BMP], cin->bitmap_table[CIN_CUR_BMP], cin->bitmap_size); break;