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authorRandy Dunlap <rdunlap@xenotime.net>2006-09-27 04:50:55 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 11:26:18 -0400
commitebba5f9fcb882306bef7175dee987342ec6fcf2f (patch)
treea947175a24a3261ab3ffb5d9244e40939dd5495d /include/asm-sh/unistd.h
parentbd8e39f9e4c0960541c8c69e1f7cb321574d7c90 (diff)
[PATCH] consistently use MAX_ERRNO in __syscall_return
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>
Diffstat (limited to 'include/asm-sh/unistd.h')
-rw-r--r--include/asm-sh/unistd.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h
index 76b5430cb458..da127d7901af 100644
--- a/include/asm-sh/unistd.h
+++ b/include/asm-sh/unistd.h
@@ -306,11 +306,14 @@
306 306
307#ifdef __KERNEL__ 307#ifdef __KERNEL__
308 308
309/* user-visible error numbers are in the range -1 - -124: see <asm-sh/errno.h> */ 309#include <linux/err.h>
310
311/* user-visible error numbers are in the range -1 - -MAX_ERRNO:
312 * see <asm-sh/errno.h> */
310 313
311#define __syscall_return(type, res) \ 314#define __syscall_return(type, res) \
312do { \ 315do { \
313 if ((unsigned long)(res) >= (unsigned long)(-124)) { \ 316 if ((unsigned long)(res) >= (unsigned long)(-MAX_ERRNO)) { \
314 /* Avoid using "res" which is declared to be in register r0; \ 317 /* Avoid using "res" which is declared to be in register r0; \
315 errno might expand to a function call and clobber it. */ \ 318 errno might expand to a function call and clobber it. */ \
316 int __err = -(res); \ 319 int __err = -(res); \