[FFmpeg-devel] [PATCH] oggdec: in ogg_get_length(), check the return value of ogg_save()

[Stefano Sabatini]

---
 libavformat/oggdec.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/libavformat/oggdec.c b/libavformat/oggdec.c
index e1357cb..92da175 100644
--- a/libavformat/oggdec.c
+++ b/libavformat/oggdec.c
@@ -458,7 +458,7 @@ static int ogg_get_headers(AVFormatContext *s)
 static int ogg_get_length(AVFormatContext *s)
 {
     struct ogg *ogg = s->priv_data;
-    int i;
+    int i, ret;
     int64_t size, end;
 
     if(!s->pb->seekable)
@@ -473,7 +473,8 @@ static int ogg_get_length(AVFormatContext *s)
         return 0;
     end = size > MAX_PAGE_SIZE? size - MAX_PAGE_SIZE: 0;
 
-    ogg_save (s);
+    if ((ret = ogg_save(s)) < 0)
+        return ret;
     avio_seek (s->pb, end, SEEK_SET);
 
     while (!ogg_read_page (s, &i)){
@@ -488,7 +489,8 @@ static int ogg_get_length(AVFormatContext *s)
 
     ogg_restore (s, 0);
 
-    ogg_save (s);
+    if ((ret = ogg_save(s)) < 0)
+        return ret;
     avio_seek (s->pb, 0, SEEK_SET);
     while (!ogg_read_page (s, &i)){
         if (ogg->streams[i].granule != -1 && ogg->streams[i].granule != 0 &&
-- 
1.7.2.3