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| author | David Miller <davem@davemloft.net> | 2012-05-26 11:14:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-26 11:33:54 -0700 |
| commit | 2c66f623631709aa5f2e4c14c7e089682e7394a3 (patch) | |
| tree | 75e9c0fc8b832b0f9f2fe3ff41e3ae2c26036292 /arch/sparc/include | |
| parent | 5723aa993d83803157c22327e90cd59e3dcbe879 (diff) | |
| download | linux-2c66f623631709aa5f2e4c14c7e089682e7394a3.tar.gz linux-2c66f623631709aa5f2e4c14c7e089682e7394a3.tar.bz2 linux-2c66f623631709aa5f2e4c14c7e089682e7394a3.zip | |
sparc: use the new generic strnlen_user() function
This throws away the sparc-specific functions in favor of the generic
optimized version.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sparc/include')
| -rw-r--r-- | arch/sparc/include/asm/uaccess_32.h | 22 | ||||
| -rw-r--r-- | arch/sparc/include/asm/uaccess_64.h | 8 |
2 files changed, 8 insertions, 22 deletions
diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h index 59586b57ef1a..53a28dd59f59 100644 --- a/arch/sparc/include/asm/uaccess_32.h +++ b/arch/sparc/include/asm/uaccess_32.h @@ -16,6 +16,8 @@ #ifndef __ASSEMBLY__ +#include <asm/processor.h> + #define ARCH_HAS_SORT_EXTABLE #define ARCH_HAS_SEARCH_EXTABLE @@ -304,24 +306,8 @@ static inline unsigned long clear_user(void __user *addr, unsigned long n) return n; } -extern long __strlen_user(const char __user *); -extern long __strnlen_user(const char __user *, long len); - -static inline long strlen_user(const char __user *str) -{ - if (!access_ok(VERIFY_READ, str, 0)) - return 0; - else - return __strlen_user(str); -} - -static inline long strnlen_user(const char __user *str, long len) -{ - if (!access_ok(VERIFY_READ, str, 0)) - return 0; - else - return __strnlen_user(str, len); -} +extern __must_check long strlen_user(const char __user *str); +extern __must_check long strnlen_user(const char __user *str, long n); #endif /* __ASSEMBLY__ */ diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h index dcdfb89cbf3f..7c831d848b4e 100644 --- a/arch/sparc/include/asm/uaccess_64.h +++ b/arch/sparc/include/asm/uaccess_64.h @@ -17,6 +17,8 @@ #ifndef __ASSEMBLY__ +#include <asm/processor.h> + /* * Sparc64 is segmented, though more like the M68K than the I386. * We use the secondary ASI to address user memory, which references a @@ -257,11 +259,9 @@ extern unsigned long __must_check __clear_user(void __user *, unsigned long); #define clear_user __clear_user -extern long __strlen_user(const char __user *); -extern long __strnlen_user(const char __user *, long len); +extern __must_check long strlen_user(const char __user *str); +extern __must_check long strnlen_user(const char __user *str, long n); -#define strlen_user __strlen_user -#define strnlen_user __strnlen_user #define __copy_to_user_inatomic ___copy_to_user #define __copy_from_user_inatomic ___copy_from_user |