diff options
Diffstat (limited to 'libavformat/ftp.c')
| -rw-r--r-- | libavformat/ftp.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/libavformat/ftp.c b/libavformat/ftp.c index 40a6a33c32..dae8aa086d 100644 --- a/libavformat/ftp.c +++ b/libavformat/ftp.c @@ -575,10 +575,12 @@ static int64_t ftp_seek(URLContext *h, int64_t pos, int whence) if (h->is_streamed) return AVERROR(EIO); - /* XXX: Simulate behaviour of lseek in file protocol, which could be treated as a reference */ - new_pos = FFMAX(0, new_pos); - fake_pos = s->filesize != -1 ? FFMIN(new_pos, s->filesize) : new_pos; + if (new_pos < 0) { + av_log(h, AV_LOG_ERROR, "Seeking to nagative position.\n"); + return AVERROR(EINVAL); + } + fake_pos = s->filesize != -1 ? FFMIN(new_pos, s->filesize) : new_pos; if (fake_pos != s->position) { if ((err = ftp_abort(h)) < 0) return err; |