[FFmpeg-cvslog] avformat/mov: Use AV_DICT_DONT_STRDUP_VAL to avoid av_strdup

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Sun Nov 10 05:07:33 2019 +0100| [ad1b0a12f34d57ed5bfb952ce67bce8f48b3ec0e] | committer: Michael Niedermayer

avformat/mov: Use AV_DICT_DONT_STRDUP_VAL to avoid av_strdup

This will likely also fix CID 1452574 and 1452565, false positives
resulting from Coverity thinking that av_dict_set() automatically
frees its key and value parameters (even without the
AV_DICT_DONT_STRDUP_* flags).

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ad1b0a12f34d57ed5bfb952ce67bce8f48b3ec0e
---

 libavformat/mov.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index 890c6e85b8..589576b529 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1129,8 +1129,8 @@ static int mov_read_ftyp(MOVContext *c, AVIOContext *pb, MOVAtom atom)
         return ret;
     }
     comp_brands_str[comp_brand_size] = 0;
-    av_dict_set(&c->fc->metadata, "compatible_brands", comp_brands_str, 0);
-    av_freep(&comp_brands_str);
+    av_dict_set(&c->fc->metadata, "compatible_brands",
+                comp_brands_str, AV_DICT_DONT_STRDUP_VAL);
 
     return 0;
 }
@@ -5794,8 +5794,8 @@ static int mov_read_uuid(MOVContext *c, AVIOContext *pb, MOVAtom atom)
                 return AVERROR_INVALIDDATA;
             }
             buffer[len] = '\0';
-            av_dict_set(&c->fc->metadata, "xmp", buffer, 0);
-            av_free(buffer);
+            av_dict_set(&c->fc->metadata, "xmp",
+                        buffer, AV_DICT_DONT_STRDUP_VAL);
         } else {
             // skip all uuid atom, which makes it fast for long uuid-xmp file
             ret = avio_skip(pb, len);