[FFmpeg-cvslog] avopt: fix segfault

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri May 27 16:54:22 2011 +0200| [87ababd7c5adb6d82a3a642b9b6e2223b3a4025b] | committer: Michael Niedermayer

avopt: fix segfault

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=87ababd7c5adb6d82a3a642b9b6e2223b3a4025b
---

 libavutil/opt.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavutil/opt.c b/libavutil/opt.c
index 8f2d9a6..6b2bc77 100644
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -45,7 +45,7 @@ const AVOption *av_find_opt(void *v, const char *name, const char *unit, int mas
 const AVOption *av_next_option(void *obj, const AVOption *last)
 {
     if (last && last[1].name) return ++last;
-    else if (last)            return NULL;
+    else if (last || !(*(AVClass**)obj)->option->name) return NULL;
     else                      return (*(AVClass**)obj)->option;
 }