From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: linux-kernel@vger.kernel.org, heiko.carstens@de.ibm.com
Subject: [patch 1/6] s390: Fix gcc warning about unused return values.
Date: Tue, 18 Jul 2006 13:52:43 +0200 [thread overview]
Message-ID: <20060718115243.GA20884@skybase> (raw)
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)
{
reply other threads:[~2006-07-18 11:52 UTC|newest]
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