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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-26 22:09:53 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-26 22:33:54 +0400 |
commit | 5723aa993d83803157c22327e90cd59e3dcbe879 (patch) | |
tree | 9b5cd120395a44bd59ce74552f33d372617a47b0 /arch/x86/include/asm/uaccess_32.h | |
parent | a08c5356a3aaf638c41897ae4169de18db89595e (diff) | |
download | linux-5723aa993d83803157c22327e90cd59e3dcbe879.tar.xz |
x86: use the new generic strnlen_user() function
This throws away the old x86-specific functions in favor of the generic
optimized version.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/include/asm/uaccess_32.h')
-rw-r--r-- | arch/x86/include/asm/uaccess_32.h | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h index 8084bc73b18c..576e39bca6ad 100644 --- a/arch/x86/include/asm/uaccess_32.h +++ b/arch/x86/include/asm/uaccess_32.h @@ -213,23 +213,6 @@ static inline unsigned long __must_check copy_from_user(void *to, return n; } -/** - * strlen_user: - Get the size of a string in user space. - * @str: The string to measure. - * - * Context: User context only. This function may sleep. - * - * Get the size of a NUL-terminated string in user space. - * - * Returns the size of the string INCLUDING the terminating NUL. - * On exception, returns 0. - * - * 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, LONG_MAX) - -long strnlen_user(const char __user *str, long n); unsigned long __must_check clear_user(void __user *mem, unsigned long len); unsigned long __must_check __clear_user(void __user *mem, unsigned long len); |