diff options
Diffstat (limited to 'arch/sparc/lib/strncpy_from_user_32.S')
| -rw-r--r-- | arch/sparc/lib/strncpy_from_user_32.S | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/arch/sparc/lib/strncpy_from_user_32.S b/arch/sparc/lib/strncpy_from_user_32.S deleted file mode 100644 index db0ed2964bdb..000000000000 --- a/arch/sparc/lib/strncpy_from_user_32.S +++ /dev/null @@ -1,47 +0,0 @@ -/* strncpy_from_user.S: Sparc strncpy from userspace. - * - * Copyright(C) 1996 David S. Miller - */ - -#include <linux/linkage.h> -#include <asm/ptrace.h> -#include <asm/errno.h> - - .text - - /* Must return: - * - * -EFAULT for an exception - * count if we hit the buffer limit - * bytes copied if we hit a null byte - */ - -ENTRY(__strncpy_from_user) - /* %o0=dest, %o1=src, %o2=count */ - mov %o2, %o3 -1: - subcc %o2, 1, %o2 - bneg 2f - nop -10: - ldub [%o1], %o4 - add %o0, 1, %o0 - cmp %o4, 0 - add %o1, 1, %o1 - bne 1b - stb %o4, [%o0 - 1] -2: - add %o2, 1, %o0 - retl - sub %o3, %o0, %o0 -ENDPROC(__strncpy_from_user) - - .section .fixup,#alloc,#execinstr - .align 4 -4: - retl - mov -EFAULT, %o0 - - .section __ex_table,#alloc - .align 4 - .word 10b, 4b |