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module: make module param bint handle nul value

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Allow bint param accept nul values, just do same as bool param.

Signed-off-by: Dave Young <dyoung@redhat.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Dave Young 2012-02-01 10:33:11 +08:00 committed by Rusty Russell
parent d65b4e98d7
commit 10f296cbfe
1 changed files with 2 additions and 1 deletions
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3
kernel/params.c
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@ -97,7 +97,8 @@ static int parse_one(char *param,
for (i = 0; i < num_params; i++) {
if (parameq(param, params[i].name)) {
/* No one handled NULL, so do it here. */
if (!val && params[i].ops->set != param_set_bool)
if (!val && params[i].ops->set != param_set_bool
&& params[i].ops->set != param_set_bint)
return -EINVAL;
pr_debug("They are equal! Calling %p\n",
params[i].ops->set);