#define __range_ok(addr, size) \
___range_ok((unsigned long)(addr), (unsigned long)(size))
-#define access_ok(type, addr, size) (__range_ok((addr), (size)) == 0)
+#define access_ok(addr, size) (__range_ok((addr), (size)) == 0)
#else
-static inline int access_ok(int type, const void __user *addr,
- unsigned long size)
+static inline int access_ok(const void __user *addr, unsigned long size)
{
if (!size)
goto ok;
if ((get_fs().seg < ((unsigned long)addr)) ||
(get_fs().seg < ((unsigned long)addr + size - 1))) {
- pr_devel("ACCESS fail: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
- type ? "WRITE" : "READ ", (__force u32)addr, (u32)size,
+ pr_devel("ACCESS fail at 0x%08x (size 0x%x), seg 0x%08x\n",
+ (__force u32)addr, (u32)size,
(u32)get_fs().seg);
return 0;
}
ok:
- pr_devel("ACCESS OK: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
- type ? "WRITE" : "READ ", (__force u32)addr, (u32)size,
+ pr_devel("ACCESS OK at 0x%08x (size 0x%x), seg 0x%08x\n",
+ (__force u32)addr, (u32)size,
(u32)get_fs().seg);
return 1;
}
unsigned long n)
{
might_fault();
- if (unlikely(!access_ok(VERIFY_WRITE, to, n)))
+ if (unlikely(!access_ok(to, n)))
return n;
return __clear_user(to, n);
const typeof(*(ptr)) __user *__gu_addr = (ptr); \
int __gu_err = 0; \
\
- if (access_ok(VERIFY_READ, __gu_addr, size)) { \
+ if (access_ok(__gu_addr, size)) { \
switch (size) { \
case 1: \
__get_user_asm("lbu", __gu_addr, __gu_val, \
typeof(*(ptr)) __user *__pu_addr = (ptr); \
int __pu_err = 0; \
\
- if (access_ok(VERIFY_WRITE, __pu_addr, size)) { \
+ if (access_ok(__pu_addr, size)) { \
switch (size) { \
case 1: \
__put_user_asm("sb", __pu_addr, __pu_val, \
static inline long
strncpy_from_user(char *dst, const char __user *src, long count)
{
- if (!access_ok(VERIFY_READ, src, 1))
+ if (!access_ok(src, 1))
return -EFAULT;
return __strncpy_user(dst, src, count);
}
static inline long strnlen_user(const char __user *src, long n)
{
- if (!access_ok(VERIFY_READ, src, 1))
+ if (!access_ok(src, 1))
return 0;
return __strnlen_user(src, n);
}