[linuxsh-dev] Bug fix for uaccess.h

[NIIBE Y. <gn...@m1...>]

Another long standing bug.

2002-08-29  NIIBE Yutaka  <gn...@m1...>

	Bug fix.
	* include/asm-sh/uaccess.h (__get_user_check, __put_user_check): 
	Return -EFAULT if not __access_ok.

Index: include/asm-sh/uaccess.h
===================================================================
RCS file: /cvsroot/linuxsh/linux/include/asm-sh/uaccess.h,v
retrieving revision 1.1.1.1.2.3
diff -u -3 -p -r1.1.1.1.2.3 uaccess.h
--- include/asm-sh/uaccess.h	17 Apr 2002 03:58:27 -0000	1.1.1.1.2.3
+++ include/asm-sh/uaccess.h	28 Aug 2002 16:47:10 -0000
@@ -102,12 +102,11 @@ default: __get_user_unknown(); break; \
 } x = (__typeof__(*(ptr))) __gu_val; __gu_err; })
 
 #define __get_user_check(x,ptr,size) ({ \
-long __gu_err; \
+long __gu_err = -EFAULT; \
 __typeof__(*(ptr)) __gu_val; \
 long __gu_addr; \
 __asm__("":"=r" (__gu_val)); \
 __gu_addr = (long) (ptr); \
-__asm__("":"=r" (__gu_err)); \
 if (__access_ok(__gu_addr,size)) { \
 switch (size) { \
 case 1: __get_user_asm("b"); break; \
@@ -155,12 +154,11 @@ default: __put_user_unknown(); break; \
 } __pu_err; })
 
 #define __put_user_check(x,ptr,size) ({ \
-long __pu_err; \
+long __pu_err = -EFAULT; \
 __typeof__(*(ptr)) __pu_val; \
 long __pu_addr; \
 __pu_val = (x); \
 __pu_addr = (long) (ptr); \
-__asm__("":"=r" (__pu_err)); \
 if (__access_ok(__pu_addr,size)) { \
 switch (size) { \
 case 1: __put_user_asm("b"); break; \