| 470,10 → 470,8 |
|---|
| static inline unsigned long |
| copy_to_user(void __user *to, const void *from, unsigned long n) |
| { |
| might_sleep(); |
| if (access_ok(VERIFY_WRITE, to, n)) |
| n = __copy_to_user(to, from, n); |
| return n; |
| memcpy(to, from, n); |
| return 0; |
| } |
| |
| /** |
| 495,12 → 493,8 |
|---|
| static inline unsigned long |
| copy_from_user(void *to, const void __user *from, unsigned long n) |
| { |
| might_sleep(); |
| if (access_ok(VERIFY_READ, from, n)) |
| n = __copy_from_user(to, from, n); |
| else |
| memset(to, 0, n); |
| return n; |
| memcpy(to, from, n); |
| return 0; |
| } |
| |
| long strncpy_from_user(char *dst, const char __user *src, long count); |