ffmpeg | branch: release/5.1 | Michael Niedermayer <mich...@niedermayer.cc> | 
Mon May 20 21:55:44 2024 +0200| [3ab1855847eca3991d425e20235a4616cd943ab6] | 
committer: Michael Niedermayer

avutil/tests/dict: Check av_dict_set() before get for failure

Failure is possible due to strdup()

Fixes: CID1516764 Dereference null return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
(cherry picked from commit e8a1e1899d9ededd78f8ec4722fe80c345bbf8f7)
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3ab1855847eca3991d425e20235a4616cd943ab6
---

 libavutil/tests/dict.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/libavutil/tests/dict.c b/libavutil/tests/dict.c
index 56e98557a7..4c526f72f4 100644
--- a/libavutil/tests/dict.c
+++ b/libavutil/tests/dict.c
@@ -122,12 +122,15 @@ int main(void)
 
     //valgrind sensible test
     printf("\nTesting av_dict_set() with existing AVDictionaryEntry.key as 
key\n");
-    av_dict_set(&dict, "key", "old", 0);
+    if (av_dict_set(&dict, "key", "old", 0) < 0)
+        return 1;
     e = av_dict_get(dict, "key", NULL, 0);
-    av_dict_set(&dict, e->key, "new val OK", 0);
+    if (av_dict_set(&dict, e->key, "new val OK", 0) < 0)
+        return 1;
     e = av_dict_get(dict, "key", NULL, 0);
     printf("%s\n", e->value);
-    av_dict_set(&dict, e->key, e->value, 0);
+    if (av_dict_set(&dict, e->key, e->value, 0) < 0)
+        return 1;
     e = av_dict_get(dict, "key", NULL, 0);
     printf("%s\n", e->value);
     av_dict_free(&dict);

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