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[PATCH] consistently use MAX_ERRNO in __syscall_return

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Consistently use MAX_ERRNO when checking for errors in __syscall_return().

[ralf@linux-mips.org: build fix]
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Randy Dunlap
2006-09-27 01:50:55 -07:00
committed by Linus Torvalds
parent bd8e39f9e4
commit ebba5f9fcb
14 changed files with 43 additions and 23 deletions
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include/asm-frv/unistd.h
+2 -1
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@@ -320,6 +320,7 @@
#ifdef __KERNEL__
#define NR_syscalls 310
#include <linux/err.h>
/*
* process the return value of a syscall, consigning it to one of two possible fates
@@ -329,7 +330,7 @@
#define __syscall_return(type, res) \
do { \
unsigned long __sr2 = (res); \
if (__builtin_expect(__sr2 >= (unsigned long)(-4095), 0)) { \
if (__builtin_expect(__sr2 >= (unsigned long)(-MAX_ERRNO), 0)) { \
errno = (-__sr2); \
__sr2 = ~0UL; \
} \