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picture: add assertion against double free

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This commit is contained in:
Rémi Denis-Courmont 2013-07-04 23:12:44 +03:00
parent 700557570a
commit 36a00fd73b
1 changed files with 6 additions and 2 deletions
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8
src/misc/picture.c
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@ -266,8 +266,12 @@ picture_t *picture_Hold( picture_t *p_picture )
void picture_Release( picture_t *p_picture )
{
if( vlc_atomic_dec( &p_picture->gc.refcount ) == 0 &&
p_picture->gc.pf_destroy )
uintptr_t refs = vlc_atomic_dec( &p_picture->gc.refcount );
assert( refs != (uintptr_t)-1 );
if( refs > 0 )
return;
if( p_picture->gc.pf_destroy != NULL )
p_picture->gc.pf_destroy( p_picture );
}