avr32: remove unneeded cast in atomic.h

This int cast is superfluous since system.h cmpxchg already casts it in
(typeof(*(ptr))).

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>

diff --git a/include/asm-avr32/atomic.h b/include/asm-avr32/atomic.h
index c40b6032c48027655b972b7c0e603dc82c7eb492..b9c2548a52f33d0807add5872424f88cc6342967 100644 (file)
--- a/include/asm-avr32/atomic.h
+++ b/include/asm-avr32/atomic.h
@@ -173,7 +173,7 @@ static inline int atomic_sub_if_positive(int i, atomic_t *v)
 }
 
 #define atomic_xchg(v, new)    (xchg(&((v)->counter), new))
-#define atomic_cmpxchg(v, o, n)        ((int)cmpxchg(&((v)->counter), (o), (n)))
+#define atomic_cmpxchg(v, o, n)        (cmpxchg(&((v)->counter), (o), (n)))
 
 #define atomic_sub(i, v)       (void)atomic_sub_return(i, v)
 #define atomic_add(i, v)       (void)atomic_add_return(i, v)