i386: replace hard-coded constant with appropriate macro from kernel.h

Signed-off-by: Robert P. J. Day <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Andi Kleen <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Robert P. J. Day 2007-07-21 17:11:26 +02:00 • committed by Linus Torvalds
commit 48dd9343d0

View file

@ -581,7 +581,7 @@ long __must_check __strncpy_from_user(char *dst,
* If there is a limit on the length of a valid string, you may wish to
* consider using strnlen_user() instead.
*/
#define strlen_user(str) strnlen_user(str, ~0UL >> 1)
#define strlen_user(str) strnlen_user(str, LONG_MAX)
long strnlen_user(const char __user *str, long n);
unsigned long __must_check clear_user(void __user *mem, unsigned long len);