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[MIPS] Fixes for uaccess.h with gcc >= 4.0.1

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It seems current get_user() incorrectly sign-extend an unsigned int
value on 64bit kernel.  I think this is because '(__typeof__(val))'
cast in final assignment.  I suppose the cast should be
'(__typeof__(*(addr))'.
    
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Atsushi Nemoto 2006-02-14 15:57:50 +09:00 committed by Ralf Baechle
parent 36ccf1c0e3
commit 8ecbbcaf08
1 changed files with 3 additions and 3 deletions
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6
include/asm-mips/uaccess.h
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@ -233,7 +233,7 @@ do { \
#define __get_user_check(x,ptr,size) \
({ \
long __gu_err = -EFAULT; \
const void __user * __gu_ptr = (ptr); \
const __typeof__(*(ptr)) __user * __gu_ptr = (ptr); \
\
if (likely(access_ok(VERIFY_READ, __gu_ptr, size))) \
__get_user_common((x), size, __gu_ptr); \
@ -258,7 +258,7 @@ do { \
: "=r" (__gu_err), "=r" (__gu_tmp) \
: "0" (0), "o" (__m(addr)), "i" (-EFAULT)); \
\
(val) = (__typeof__(val)) __gu_tmp; \
(val) = (__typeof__(*(addr))) __gu_tmp; \
}
/*
@ -284,7 +284,7 @@ do { \
" .previous \n" \
: "=r" (__gu_err), "=&r" (__gu_tmp) \
: "0" (0), "r" (addr), "i" (-EFAULT)); \
(val) = __gu_tmp; \
(val) = (__typeof__(*(addr))) __gu_tmp; \
}
/*