graphparser: Check av_get_token() memory error

CC: libav-stable@libav.org Bug-Id: CID 1267891
2015-02-04 14:20:58 +00:00 · 2015-02-04 14:20:58 +00:00 · 9d3b752fce
parent 5dc47a2bd5
commit 9d3b752fce
1 changed files with 2 additions and 0 deletions
--- a/libavfilter/graphparser.c
+++ b/libavfilter/graphparser.c
@ -62,6 +62,8 @@ static char *parse_link_name(const char **buf, void *log_ctx)
    (*buf)++;

    name = av_get_token(buf, "]");
+    if (!name)
+        goto fail;

    if (!name[0]) {
        av_log(log_ctx, AV_LOG_ERROR,