diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-06 22:07:44 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-06 22:07:44 -0700 |
| commit | dc502142b65b9e31eb90ab4344b3acadb2698317 (patch) | |
| tree | 59be531fcce876dbe0bbc1ddf5a84fc9b3ee8a27 /arch/score | |
| parent | 90880b532a7ebd13a052d6c410807b33809a3efb (diff) | |
| parent | b7310105ab2cd9168fe50564d8b9d248325a326e (diff) | |
| download | lwn-dc502142b65b9e31eb90ab4344b3acadb2698317.tar.gz lwn-dc502142b65b9e31eb90ab4344b3acadb2698317.zip | |
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.h | 6 | ||||
| -rw-r--r-- | arch/score/lib/string.S | 28 |
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 |