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| author | Kees Cook <keescook@chromium.org> | 2016-03-17 14:22:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-17 15:09:34 -0700 |
| commit | ef951599074ba4fad2d0efa0a977129b41e6d203 (patch) | |
| tree | dcbd4d37ac7bb455efe788b9df90d24632bbfa25 /lib/string.c | |
| parent | e3bde9568d992c5f985e6e30731a5f9f9bef7b13 (diff) | |
| download | linux-ef951599074ba4fad2d0efa0a977129b41e6d203.tar.bz2 | |
lib: move strtobool() to kstrtobool()
Create the kstrtobool_from_user() helper and move strtobool() logic into
the new kstrtobool() (matching all the other kstrto* functions).
Provides an inline wrapper for existing strtobool() callers.
Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Joe Perches <joe@perches.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Amitkumar Karwar <akarwar@marvell.com>
Cc: Nishant Sarmukadam <nishants@marvell.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: Steve French <sfrench@samba.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/string.c')
| -rw-r--r-- | lib/string.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/lib/string.c b/lib/string.c index e9c9db161d2c..ed83562a53ae 100644 --- a/lib/string.c +++ b/lib/string.c @@ -656,35 +656,6 @@ int match_string(const char * const *array, size_t n, const char *string) } EXPORT_SYMBOL(match_string); -/** - * strtobool - convert common user inputs into boolean values - * @s: input string - * @res: result - * - * This routine returns 0 iff the first character is one of 'Yy1Nn0'. - * Otherwise it will return -EINVAL. Value pointed to by res is - * updated upon finding a match. - */ -int strtobool(const char *s, bool *res) -{ - switch (s[0]) { - case 'y': - case 'Y': - case '1': - *res = true; - break; - case 'n': - case 'N': - case '0': - *res = false; - break; - default: - return -EINVAL; - } - return 0; -} -EXPORT_SYMBOL(strtobool); - #ifndef __HAVE_ARCH_MEMSET /** * memset - Fill a region of memory with the given value |