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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2006-07-17 16:09:18 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2006-07-17 16:09:18 +0200 |
| commit | 5a651c93d3a823af63b1b15bb94fdc951670fb2f (patch) | |
| tree | be47b1958b286a786adc0bc205dcb4ab6a84e083 | |
| parent | 82d6897fefca6206bca7153805b4c5359ce97fc4 (diff) | |
| download | op-kernel-dev-5a651c93d3a823af63b1b15bb94fdc951670fb2f.zip op-kernel-dev-5a651c93d3a823af63b1b15bb94fdc951670fb2f.tar.gz | |
[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>
| -rw-r--r-- | include/asm-s390/system.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h index 36a3a85..1604004 100644 --- a/include/asm-s390/system.h +++ b/include/asm-s390/system.h @@ -128,8 +128,13 @@ extern void account_system_vtime(struct task_struct *); #define nop() __asm__ __volatile__ ("nop") -#define xchg(ptr,x) \ - ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(void *)(ptr),sizeof(*(ptr)))) +#define xchg(ptr,x) \ +({ \ + __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) { |
