[FFmpeg-cvslog] avformat/avio: Fix null pointer dereference in case of memleak

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Wed May 18 00:53:21 2016 +0200| [936751b6527cff789ef077a4e43a04ae9e658232] | committer: Michael Niedermayer

avformat/avio: Fix null pointer dereference in case of memleak

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=936751b6527cff789ef077a4e43a04ae9e658232
---

 libavformat/avio.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/avio.c b/libavformat/avio.c
index efde5f3..3606eb0 100644
--- a/libavformat/avio.c
+++ b/libavformat/avio.c
@@ -270,6 +270,8 @@ static const struct URLProtocol *url_find_protocol(const char *filename)
         *ptr = '\0';
 
     protocols = ffurl_get_protocols(NULL, NULL);
+    if (!protocols)
+        return NULL;
     for (i = 0; protocols[i]; i++) {
             const URLProtocol *up = protocols[i];
         if (!strcmp(proto_str, up->name)) {