picture_Hold: add an assertion

c2b0f25e · Rémi Denis-Courmont · 28375c83 · c2b0f25e
Commit c2b0f25e authored Oct 30, 2014 by Rémi Denis-Courmont
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src/misc/picture.c src/misc/picture.c +2 -1

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--- a/src/misc/picture.c
+++ b/src/misc/picture.c
@@ -284,7 +284,8 @@ picture_t *picture_New( vlc_fourcc_t i_chroma, int i_width, int i_height, int i_

 picture_t *picture_Hold( picture_t *p_picture )
 {
-    atomic_fetch_add( &p_picture->gc.refcount, 1 );
+    uintptr_t refs = atomic_fetch_add( &p_picture->gc.refcount, 1 );
+    assert( refs > 0 );
    return p_picture;
 }