diff options
| -rw-r--r-- | arch/s390/include/asm/uaccess.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h index 7c10f594e747..8a8c64a678c4 100644 --- a/arch/s390/include/asm/uaccess.h +++ b/arch/s390/include/asm/uaccess.h @@ -407,8 +407,8 @@ static __always_inline int __cmpxchg_user_key(unsigned long address, void *uval, shift = (3 ^ (address & 3)) << 3; address ^= address & 3; - _old = (old & 0xff) << shift; - _new = (new & 0xff) << shift; + _old = ((unsigned int)old & 0xff) << shift; + _new = ((unsigned int)new & 0xff) << shift; mask = ~(0xff << shift); asm volatile( " spka 0(%[key])\n" @@ -455,8 +455,8 @@ static __always_inline int __cmpxchg_user_key(unsigned long address, void *uval, shift = (2 ^ (address & 2)) << 3; address ^= address & 2; - _old = (old & 0xffff) << shift; - _new = (new & 0xffff) << shift; + _old = ((unsigned int)old & 0xffff) << shift; + _new = ((unsigned int)new & 0xffff) << shift; mask = ~(0xffff << shift); asm volatile( " spka 0(%[key])\n" |