[vlc-commits] Fix vlc_atomic_compare_swap() return value

[Rémi Denis-Courmont]

vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Thu Aug 23 20:44:01 2012 +0300| [d22cf31fe1e45a3a3a61dfda61fddcbb74a29213] | committer: Rémi Denis-Courmont

Fix vlc_atomic_compare_swap() return value

(Though in practice, the only call site ignores the return value.)

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=d22cf31fe1e45a3a3a61dfda61fddcbb74a29213
---

 include/vlc_atomic.h |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/vlc_atomic.h b/include/vlc_atomic.h
index 5892994..43874a7 100644
--- a/include/vlc_atomic.h
+++ b/include/vlc_atomic.h
@@ -254,7 +254,8 @@ static inline uintptr_t vlc_atomic_swap(vlc_atomic_t *atom, uintptr_t v)
 static inline uintptr_t vlc_atomic_compare_swap(vlc_atomic_t *atom,
                                                 uintptr_t u, uintptr_t v)
 {
-    return atomic_compare_exchange_strong(&atom->u, &u, v);
+    atomic_compare_exchange_strong(&atom->u, &u, v);
+    return u;
 }
 
 /** Helper to retrieve a single precision from an atom. */