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Code Issues Releases Activity

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

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Failure is possible due to strdup()

Fixes: CID1516764 Dereference null return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e8a1e1899d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-05-20 21:55:44 +02:00
parent 1b67de255f
commit 3edd95e79e
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GPG Key ID: B18E8928B3948D64
1 changed files with 6 additions and 3 deletions
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9
libavutil/tests/dict.c
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@ -148,12 +148,15 @@ 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);