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s390/string: use generic strlcpy

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The generic version of strlcpy is identical to the architecure
specific variant.
Therefore use the generic variant.

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Heiko Carstens 2021-10-21 14:43:10 +02:00 committed by Vasily Gorbik
parent eec013bbf6
commit f492bac3b6
2 changed files with 0 additions and 28 deletions
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2
arch/s390/include/asm/string.h
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@ -31,7 +31,6 @@ void *memmove(void *dest, const void *src, size_t n);
#define __HAVE_ARCH_STRCMP /* arch function */
#define __HAVE_ARCH_STRCPY /* inline & arch function */
#define __HAVE_ARCH_STRLCAT /* arch function */
#define __HAVE_ARCH_STRLCPY /* arch function */
#define __HAVE_ARCH_STRLEN /* inline & arch function */
#define __HAVE_ARCH_STRNCAT /* arch function */
#define __HAVE_ARCH_STRNCPY /* arch function */
@ -42,7 +41,6 @@ void *memmove(void *dest, const void *src, size_t n);
int memcmp(const void *s1, const void *s2, size_t n);
int strcmp(const char *s1, const char *s2);
size_t strlcat(char *dest, const char *src, size_t n);
size_t strlcpy(char *dest, const char *src, size_t size);
char *strncat(char *dest, const char *src, size_t n);
char *strncpy(char *dest, const char *src, size_t n);
char *strstr(const char *s1, const char *s2);

26
arch/s390/lib/string.c
View File

@ -97,32 +97,6 @@ char *strcpy(char *dest, const char *src)
EXPORT_SYMBOL(strcpy);
#endif
/**
* strlcpy - Copy a %NUL terminated string into a sized buffer
* @dest: Where to copy the string to
* @src: Where to copy the string from
* @size: size of destination buffer
*
* Compatible with *BSD: the result is always a valid
* NUL-terminated string that fits in the buffer (unless,
* of course, the buffer size is zero). It does not pad
* out the result like strncpy() does.
*/
#ifdef __HAVE_ARCH_STRLCPY
size_t strlcpy(char *dest, const char *src, size_t size)
{
size_t ret = __strend(src) - src;
if (size) {
size_t len = (ret >= size) ? size-1 : ret;
dest[len] = '\0';
memcpy(dest, src, len);
}
return ret;
}
EXPORT_SYMBOL(strlcpy);
#endif
/**
* strncpy - Copy a length-limited, %NUL-terminated string
* @dest: Where to copy the string to