1 files changed, 1 insertions, 1 deletions

diff --git a/include/asm-ppc64/system.h b/include/asm-ppc64/system.h
index 99b8ca52f101..0cdd66c9f4b7 100644
--- a/include/asm-ppc64/system.h
+++ b/include/asm-ppc64/system.h
@@ -248,7 +248,7 @@ __cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new)
 }
 
 static __inline__ unsigned long
-__cmpxchg_u64(volatile long *p, unsigned long old, unsigned long new)
+__cmpxchg_u64(volatile unsigned long *p, unsigned long old, unsigned long new)
 {
         unsigned long prev;