[S390] Fix gcc warning about unused return values.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2006-07-17 16:09:18 +02:00 committed by Martin Schwidefsky
parent 82d6897fef
commit 5a651c93d3

View File

@ -128,8 +128,13 @@ extern void account_system_vtime(struct task_struct *);
#define nop() __asm__ __volatile__ ("nop") #define nop() __asm__ __volatile__ ("nop")
#define xchg(ptr,x) \ #define xchg(ptr,x) \
((__typeof__(*(ptr)))__xchg((unsigned long)(x),(void *)(ptr),sizeof(*(ptr)))) ({ \
__typeof__(*(ptr)) __ret; \
__ret = (__typeof__(*(ptr))) \
__xchg((unsigned long)(x), (void *)(ptr),sizeof(*(ptr))); \
__ret; \
})
static inline unsigned long __xchg(unsigned long x, void * ptr, int size) static inline unsigned long __xchg(unsigned long x, void * ptr, int size)
{ {