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seq_file: drop unused *_escape_mem_ascii()

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There are no more users of the seq_escape_mem_ascii() followed by
string_escape_mem_ascii().

Remove them for good.

Link: https://lkml.kernel.org/r/20210504180819.73127-16-andriy.shevchenko@linux.intel.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Chuck Lever <chuck.lever@oracle.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andy Shevchenko 2021-06-30 18:55:46 -07:00 committed by Linus Torvalds
parent c0546391c2
commit cc72181a65
4 changed files with 0 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
fs/seq_file.c
View File

@ -396,17 +396,6 @@ void seq_escape(struct seq_file *m, const char *s, const char *esc)
}
EXPORT_SYMBOL(seq_escape);
void seq_escape_mem_ascii(struct seq_file *m, const char *src, size_t isz)
{
char *buf;
size_t size = seq_get_buf(m, &buf);
int ret;
ret = string_escape_mem_ascii(src, isz, buf, size);
seq_commit(m, ret < size ? ret : -1);
}
EXPORT_SYMBOL(seq_escape_mem_ascii);
void seq_vprintf(struct seq_file *m, const char *f, va_list args)
{
int len;

1
include/linux/seq_file.h
View File

@ -136,7 +136,6 @@ static inline void seq_escape_str(struct seq_file *m, const char *src,
}
void seq_escape(struct seq_file *m, const char *s, const char *esc);
void seq_escape_mem_ascii(struct seq_file *m, const char *src, size_t isz);
void seq_hex_dump(struct seq_file *m, const char *prefix_str, int prefix_type,
int rowsize, int groupsize, const void *buf, size_t len,

3
include/linux/string_helpers.h
View File

@ -63,9 +63,6 @@ static inline int string_unescape_any_inplace(char *buf)
int string_escape_mem(const char *src, size_t isz, char *dst, size_t osz,
unsigned int flags, const char *only);
int string_escape_mem_ascii(const char *src, size_t isz, char *dst,
size_t osz);
static inline int string_escape_mem_any_np(const char *src, size_t isz,
char *dst, size_t osz, const char *only)
{

19
lib/string_helpers.c
View File

@ -582,25 +582,6 @@ int string_escape_mem(const char *src, size_t isz, char *dst, size_t osz,
}
EXPORT_SYMBOL(string_escape_mem);
int string_escape_mem_ascii(const char *src, size_t isz, char *dst,
size_t osz)
{
char *p = dst;
char *end = p + osz;
while (isz--) {
unsigned char c = *src++;
if (!isprint(c) || !isascii(c) || c == '"' || c == '\\')
escape_hex(c, &p, end);
else
escape_passthrough(c, &p, end);
}
return p - dst;
}
EXPORT_SYMBOL(string_escape_mem_ascii);
/*
* Return an allocated string that has been escaped of special characters
* and double quotes, making it safe to log in quotes.