#define access_ok(type,addr,size) (__range_ok(addr,size) == 0)
-static inline int verify_area(int type, const void __user *addr, unsigned long size)
-{
- return access_ok(type, addr, size) ? 0 : -EFAULT;
-}
-
/*
* Single-value transfer routines. They automatically use the right
* size if we just have the right pointer type. Note that the functions
extern int __get_user_1(void *);
extern int __get_user_2(void *);
extern int __get_user_4(void *);
-extern int __get_user_8(void *);
extern int __get_user_bad(void);
-#define __get_user_x(__r1,__p,__e,__s,__i...) \
+#define __get_user_x(__r2,__p,__e,__s,__i...) \
__asm__ __volatile__ ( \
- __asmeq("%0", "r0") __asmeq("%1", "r1") \
+ __asmeq("%0", "r0") __asmeq("%1", "r2") \
"bl __get_user_" #__s \
- : "=&r" (__e), "=r" (__r1) \
+ : "=&r" (__e), "=r" (__r2) \
: "0" (__p) \
: __i, "cc")
#define get_user(x,p) \
({ \
const register typeof(*(p)) __user *__p asm("r0") = (p);\
- register typeof(*(p)) __r1 asm("r1"); \
+ register unsigned int __r2 asm("r2"); \
register int __e asm("r0"); \
switch (sizeof(*(__p))) { \
case 1: \
- __get_user_x(__r1, __p, __e, 1, "lr"); \
+ __get_user_x(__r2, __p, __e, 1, "lr"); \
break; \
case 2: \
- __get_user_x(__r1, __p, __e, 2, "r2", "lr"); \
+ __get_user_x(__r2, __p, __e, 2, "r3", "lr"); \
break; \
case 4: \
- __get_user_x(__r1, __p, __e, 4, "lr"); \
+ __get_user_x(__r2, __p, __e, 4, "lr"); \
break; \
- case 8: \
- __get_user_x(__r1, __p, __e, 8, "lr"); \
- break; \
default: __e = __get_user_bad(); break; \
} \
- x = __r1; \
+ x = (typeof(*(p))) __r2; \
__e; \
})
extern int __put_user_8(void *, unsigned long long);
extern int __put_user_bad(void);
-#define __put_user_x(__r1,__p,__e,__s) \
+#define __put_user_x(__r2,__p,__e,__s) \
__asm__ __volatile__ ( \
- __asmeq("%0", "r0") __asmeq("%2", "r1") \
+ __asmeq("%0", "r0") __asmeq("%2", "r2") \
"bl __put_user_" #__s \
: "=&r" (__e) \
- : "0" (__p), "r" (__r1) \
+ : "0" (__p), "r" (__r2) \
: "ip", "lr", "cc")
#define put_user(x,p) \
({ \
- const register typeof(*(p)) __r1 asm("r1") = (x); \
+ const register typeof(*(p)) __r2 asm("r2") = (x); \
const register typeof(*(p)) __user *__p asm("r0") = (p);\
register int __e asm("r0"); \
switch (sizeof(*(__p))) { \
case 1: \
- __put_user_x(__r1, __p, __e, 1); \
+ __put_user_x(__r2, __p, __e, 1); \
break; \
case 2: \
- __put_user_x(__r1, __p, __e, 2); \
+ __put_user_x(__r2, __p, __e, 2); \
break; \
case 4: \
- __put_user_x(__r1, __p, __e, 4); \
+ __put_user_x(__r2, __p, __e, 4); \
break; \
case 8: \
- __put_user_x(__r1, __p, __e, 8); \
+ __put_user_x(__r2, __p, __e, 8); \
break; \
default: __e = __put_user_bad(); break; \
} \