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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-07 08:07:44 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-07 08:07:44 +0300
commitdc502142b65b9e31eb90ab4344b3acadb2698317 (patch)
tree59be531fcce876dbe0bbc1ddf5a84fc9b3ee8a27 /arch/score
parent90880b532a7ebd13a052d6c410807b33809a3efb (diff)
parentb7310105ab2cd9168fe50564d8b9d248325a326e (diff)
downloadlinux-dc502142b65b9e31eb90ab4344b3acadb2698317.tar.xz
Merge branch 'uaccess.strlen' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull user access str* updates from Al Viro: "uaccess str...() dead code removal" * 'uaccess.strlen' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: s390 keyboard.c: don't open-code strndup_user() mips: get rid of unused __strnlen_user() get rid of unused __strncpy_from_user() instances kill strlen_user()
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