uaccess.h (c95baf12f5077419db01313ab61c2aac007d40cd) uaccess.h (3ac4a615bdb10ee7df8818ff107f974322e4c190)
1/*
2 * include/asm-xtensa/uaccess.h
3 *
4 * User space memory access functions
5 *
6 * These routines provide basic accessing functions to the user memory
7 * space for the kernel. This header file provides functions such as:
8 *

--- 70 unchanged lines hidden (view full) ---

79 long __pu_err; \
80 __put_user_size((x), (ptr), (size), __pu_err); \
81 __pu_err; \
82})
83
84#define __put_user_check(x, ptr, size) \
85({ \
86 long __pu_err = -EFAULT; \
1/*
2 * include/asm-xtensa/uaccess.h
3 *
4 * User space memory access functions
5 *
6 * These routines provide basic accessing functions to the user memory
7 * space for the kernel. This header file provides functions such as:
8 *

--- 70 unchanged lines hidden (view full) ---

79 long __pu_err; \
80 __put_user_size((x), (ptr), (size), __pu_err); \
81 __pu_err; \
82})
83
84#define __put_user_check(x, ptr, size) \
85({ \
86 long __pu_err = -EFAULT; \
87 __typeof__(*(ptr)) *__pu_addr = (ptr); \
87 __typeof__(*(ptr)) __user *__pu_addr = (ptr); \
88 if (access_ok(__pu_addr, size)) \
89 __put_user_size((x), __pu_addr, (size), __pu_err); \
90 __pu_err; \
91})
92
93#define __put_user_size(x, ptr, size, retval) \
94do { \
95 int __cb; \

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175 long __gu_err; \
176 __get_user_size((x), (ptr), (size), __gu_err); \
177 __gu_err; \
178})
179
180#define __get_user_check(x, ptr, size) \
181({ \
182 long __gu_err = -EFAULT; \
88 if (access_ok(__pu_addr, size)) \
89 __put_user_size((x), __pu_addr, (size), __pu_err); \
90 __pu_err; \
91})
92
93#define __put_user_size(x, ptr, size, retval) \
94do { \
95 int __cb; \

--- 79 unchanged lines hidden (view full) ---

175 long __gu_err; \
176 __get_user_size((x), (ptr), (size), __gu_err); \
177 __gu_err; \
178})
179
180#define __get_user_check(x, ptr, size) \
181({ \
182 long __gu_err = -EFAULT; \
183 const __typeof__(*(ptr)) *__gu_addr = (ptr); \
183 const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
184 if (access_ok(__gu_addr, size)) \
185 __get_user_size((x), __gu_addr, (size), __gu_err); \
186 else \
187 (x) = 0; \
188 __gu_err; \
189})
190
191extern long __get_user_bad(void);

--- 129 unchanged lines hidden --- 		184 if (access_ok(__gu_addr, size)) \
185 __get_user_size((x), __gu_addr, (size), __gu_err); \
186 else \
187 (x) = 0; \
188 __gu_err; \
189})
190
191extern long __get_user_bad(void);

--- 129 unchanged lines hidden ---