diff options
| -rw-r--r-- | libavformat/swfdec.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/libavformat/swfdec.c b/libavformat/swfdec.c index fa11c050cd..1463f0ad4d 100644 --- a/libavformat/swfdec.c +++ b/libavformat/swfdec.c @@ -368,14 +368,21 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt) ch_id, bmp_fmt, width, height, linesize, len, out_len, colormapsize); zbuf = av_malloc(len); - buf = av_malloc(out_len); - if (!zbuf || !buf) { + if (!zbuf) { res = AVERROR(ENOMEM); goto bitmap_end; } len = avio_read(pb, zbuf, len); - if (len < 0 || (res = uncompress(buf, &out_len, zbuf, len)) != Z_OK) { + if (len < 0) + goto bitmap_end_skip; + + buf = av_malloc(out_len); + if (!buf) { + res = AVERROR(ENOMEM); + goto bitmap_end; + } + if ((res = uncompress(buf, &out_len, zbuf, len)) != Z_OK) { av_log(s, AV_LOG_WARNING, "Failed to uncompress one bitmap\n"); goto bitmap_end_skip; } |