kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[PATCH] ia64 basic __user annotations

Browse source 
- document places where we pass kernel address to low-level primitive
   that deals with kernel/user addresses
 - uintptr_t is unsigned long, not long

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Al Viro 2005-09-29 00:12:13 +01:00 committed by Linus Torvalds
parent 272cd2b71d
commit 0cc13a5442
1 changed files with 6 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
include/asm-ia64/uaccess.h
View file

@ -187,8 +187,8 @@ extern void __get_user_unknown (void);
({ \
const __typeof__(*(ptr)) __user *__gu_ptr = (ptr); \
__typeof__ (size) __gu_size = (size); \
long __gu_err = -EFAULT, __gu_val = 0; \
\
long __gu_err = -EFAULT; \
unsigned long __gu_val = 0; \
if (!check || __access_ok(__gu_ptr, size, segment)) \
switch (__gu_size) { \
case 1: __get_user_size(__gu_val, __gu_ptr, 1, __gu_err); break; \
@ -240,13 +240,13 @@ extern unsigned long __must_check __copy_user (void __user *to, const void __use
static inline unsigned long
__copy_to_user (void __user *to, const void *from, unsigned long count)
{
return __copy_user(to, (void __user *) from, count);
return __copy_user(to, (__force void __user *) from, count);
}
static inline unsigned long
__copy_from_user (void *to, const void __user *from, unsigned long count)
{
return __copy_user((void __user *) to, from, count);
return __copy_user((__force void __user *) to, from, count);
}
#define __copy_to_user_inatomic __copy_to_user
@ -258,7 +258,7 @@ __copy_from_user (void *to, const void __user *from, unsigned long count)
long __cu_len = (n); \
\
if (__access_ok(__cu_to, __cu_len, get_fs())) \
__cu_len = __copy_user(__cu_to, (void __user *) __cu_from, __cu_len); \
__cu_len = __copy_user(__cu_to, (__force void __user *) __cu_from, __cu_len); \
__cu_len; \
})
@ -270,7 +270,7 @@ __copy_from_user (void *to, const void __user *from, unsigned long count)
\
__chk_user_ptr(__cu_from); \
if (__access_ok(__cu_from, __cu_len, get_fs())) \
__cu_len = __copy_user((void __user *) __cu_to, __cu_from, __cu_len); \
__cu_len = __copy_user((__force void __user *) __cu_to, __cu_from, __cu_len); \
__cu_len; \
})