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authorAl Viro <viro@zeniv.linux.org.uk>2017-04-07 17:20:01 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2017-05-15 23:40:22 -0400
commit82985258390e85289940d3663344197344e071f2 (patch)
tree9209037b20e4c5117b87a03e0add1c305c4eb25f /arch/m32r/include
parentLinux 4.12-rc1 (diff)
downloadlinux-dev-82985258390e85289940d3663344197344e071f2.tar.xz
linux-dev-82985258390e85289940d3663344197344e071f2.zip
kill strlen_user()
no callers, no consistent semantics, no sane way to use it... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/m32r/include')
-rw-r--r--arch/m32r/include/asm/uaccess.h16
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/m32r/include/asm/uaccess.h b/arch/m32r/include/asm/uaccess.h
index 07be349c00ad..0273d0481edc 100644
--- a/arch/m32r/include/asm/uaccess.h
+++ b/arch/m32r/include/asm/uaccess.h
@@ -511,22 +511,6 @@ unsigned long __clear_user(void __user *mem, unsigned long len);
*/
unsigned long clear_user(void __user *mem, unsigned long len);
-/**
- * strlen_user: - Get the size of a string in user space.
- * @str: The string to measure.
- *
- * Context: User context only. This function may sleep if pagefaults are
- * enabled.
- *
- * 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, ~0UL >> 1)
long strnlen_user(const char __user *str, long n);
#endif /* _ASM_M32R_UACCESS_H */