* [patch 1/6] s390: Fix gcc warning about unused return values.
@ 2006-07-18 11:52 Martin Schwidefsky
0 siblings, 0 replies; only message in thread
From: Martin Schwidefsky @ 2006-07-18 11:52 UTC (permalink / raw)
To: linux-kernel, heiko.carstens
From: Heiko Carstens <heiko.carstens@de.ibm.com>
[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>
---
include/asm-s390/system.h | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff -urpN linux-2.6/include/asm-s390/system.h linux-2.6-patched/include/asm-s390/system.h
--- linux-2.6/include/asm-s390/system.h 2006-07-18 13:40:33.000000000 +0200
+++ linux-2.6-patched/include/asm-s390/system.h 2006-07-18 13:40:42.000000000 +0200
@@ -128,8 +128,13 @@ extern void account_system_vtime(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)
{
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2006-07-18 11:52 [patch 1/6] s390: Fix gcc warning about unused return values Martin Schwidefsky
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