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params.c: Use new strtobool function to process boolean inputs 

No functional changes.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2011-04-19 12:43:47 +01:00 committed by Greg Kroah-Hartman
parent 8705b48e71
commit e7e09cd667
1 changed files with 4 additions and 10 deletions
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14
kernel/params.c
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@ -297,21 +297,15 @@ EXPORT_SYMBOL(param_ops_charp);
int param_set_bool(const char *val, const struct kernel_param *kp) int param_set_bool(const char *val, const struct kernel_param *kp)
{ {
bool v; bool v;
int ret;
/* No equals means "set"... */ /* No equals means "set"... */
if (!val) val = "1"; if (!val) val = "1";
/* One of =[yYnN01] */ /* One of =[yYnN01] */
switch (val[0]) { ret = strtobool(val, &v);
case 'y': case 'Y': case '1': if (ret)
v = true; return ret;
break;
case 'n': case 'N': case '0':
v = false;
break;
default:
return -EINVAL;
}
if (kp->flags & KPARAM_ISBOOL) if (kp->flags & KPARAM_ISBOOL)
*(bool *)kp->arg = v; *(bool *)kp->arg = v;