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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/score
parent2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff)
downloadlinux-82985258390e85289940d3663344197344e071f2.tar.bz2
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/score')
-rw-r--r--arch/score/include/asm/uaccess.h6
-rw-r--r--arch/score/lib/string.S28
2 files changed, 0 insertions, 34 deletions
diff --git a/arch/score/include/asm/uaccess.h b/arch/score/include/asm/uaccess.h
index 916e5dbf0bfd..0ef220474d9b 100644
--- a/arch/score/include/asm/uaccess.h
+++ b/arch/score/include/asm/uaccess.h
@@ -359,12 +359,6 @@ static inline int strncpy_from_user(char *dst, const char *src, long len)
return -EFAULT;
}
-extern int __strlen_user(const char *src);
-static inline long strlen_user(const char __user *src)
-{
- return __strlen_user(src);
-}
-
extern int __strnlen_user(const char *str, long len);
static inline long strnlen_user(const char __user *str, long len)
{
diff --git a/arch/score/lib/string.S b/arch/score/lib/string.S
index 16efa3ad037f..e0c0318c9010 100644
--- a/arch/score/lib/string.S
+++ b/arch/score/lib/string.S
@@ -104,34 +104,6 @@ ENTRY(__strnlen_user)
.previous
.align 2
-ENTRY(__strlen_user)
-0: lb r6, [r4]
- mv r7, r4
- extsb r6, r6
- cmpi.c r6, 0
- mv r4, r6
- beq .L27
-.L28:
-1: lb r6, [r7, 1]+
- addi r6, 1
- cmpi.c r6, 0
- bne .L28
-.L27:
- br r3
- .section .fixup, "ax"
- ldi r4, 0x0
- br r3
-99:
- ldi r4, 0
- br r3
- .previous
- .section __ex_table, "a"
- .align 2
- .word 0b ,99b
- .word 1b ,99b
- .previous
-
- .align 2
ENTRY(__copy_tofrom_user)
cmpi.c r6, 0
mv r10,r6