diff options
| -rw-r--r-- | libavformat/concat.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libavformat/concat.c b/libavformat/concat.c index 81fe97082c..7bcc27905e 100644 --- a/libavformat/concat.c +++ b/libavformat/concat.c @@ -65,7 +65,10 @@ static av_cold int concat_open(URLContext *h, const char *uri, int flags) struct concat_data *data = h->priv_data; struct concat_nodes *nodes; - av_strstart(uri, "concat:", &uri); + if (!av_strstart(uri, "concat:", &uri)) { + av_log(h, AV_LOG_ERROR, "URL %s lacks prefix\n", uri); + return AVERROR(EINVAL); + } for (i = 0, len = 1; uri[i]; i++) { if (uri[i] == *AV_CAT_SEPARATOR) { |