[FFmpeg-cvslog] avutil/opt: Check directly for av_dict_copy() failure

Andreas Rheinhardt git at videolan.org
Tue Jun 8 16:04:52 EEST 2021


ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Tue May 11 22:41:15 2021 +0200| [7e03d962a43b33811f6c0f09e72926e7684e96e8] | committer: Andreas Rheinhardt

avutil/opt: Check directly for av_dict_copy() failure

av_dict_copy() returned void when this code was written.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7e03d962a43b33811f6c0f09e72926e7684e96e8
---

 libavutil/opt.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/libavutil/opt.c b/libavutil/opt.c
index 4124efd9b6..41284d4ecd 100644
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -1807,12 +1807,13 @@ int av_opt_copy(void *dst, const void *src)
         } else if (o->type == AV_OPT_TYPE_DICT) {
             AVDictionary **sdict = (AVDictionary **) field_src;
             AVDictionary **ddict = (AVDictionary **) field_dst;
+            int ret2;
             if (*sdict != *ddict)
                 av_dict_free(ddict);
             *ddict = NULL;
-            av_dict_copy(ddict, *sdict, 0);
-            if (av_dict_count(*sdict) != av_dict_count(*ddict))
-                ret = AVERROR(ENOMEM);
+            ret2 = av_dict_copy(ddict, *sdict, 0);
+            if (ret2 < 0)
+                ret = ret2;
         } else {
             int size = opt_size(o->type);
             if (size < 0)



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