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

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Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Jonathan Cameron 2011-04-19 12:43:47 +01:00 committed by Rusty Russell
parent a037439637
commit f721a465cd
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)
{
bool v;
int ret;
/* No equals means "set"... */
if (!val) val = "1";
/* One of =[yYnN01] */
switch (val[0]) {
case 'y': case 'Y': case '1':
v = true;
break;
case 'n': case 'N': case '0':
v = false;
break;
default:
return -EINVAL;
}
ret = strtobool(val, &v);
if (ret)
return ret;
if (kp->flags & KPARAM_ISBOOL)
*(bool *)kp->arg = v;