lib: add "on"/"off" support to kstrtobool
Add support for "on" and "off" when converting to boolean. Signed-off-by: Kees Cook <keescook@chromium.org> Cc: Amitkumar Karwar <akarwar@marvell.com> Cc: Andy Shevchenko <andy.shevchenko@gmail.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Joe Perches <joe@perches.com> Cc: Kalle Valo <kvalo@codeaurora.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nishant Sarmukadam <nishants@marvell.com> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Steve French <sfrench@samba.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
parent
1404297ebf
commit
a81a5a17d4
1 changed files with 17 additions and 3 deletions
|
@ -326,9 +326,9 @@ EXPORT_SYMBOL(kstrtos8);
|
|||
* @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.
|
||||
* This routine returns 0 iff the first character is one of 'Yy1Nn0', or
|
||||
* [oO][NnFf] for "on" and "off". Otherwise it will return -EINVAL. Value
|
||||
* pointed to by res is updated upon finding a match.
|
||||
*/
|
||||
int kstrtobool(const char *s, bool *res)
|
||||
{
|
||||
|
@ -346,6 +346,20 @@ int kstrtobool(const char *s, bool *res)
|
|||
case '0':
|
||||
*res = false;
|
||||
return 0;
|
||||
case 'o':
|
||||
case 'O':
|
||||
switch (s[1]) {
|
||||
case 'n':
|
||||
case 'N':
|
||||
*res = true;
|
||||
return 0;
|
||||
case 'f':
|
||||
case 'F':
|
||||
*res = false;
|
||||
return 0;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue