module: Add flag to allow mod params to have no arguments

[~andy/linux] / kernel / params.c

diff --git a/kernel/params.c b/kernel/params.c
index 59f7ac7bec045e54a807f594be7071c46dbba569..ec4299cfade86b408e168837cbbb59154dc2b898 100644 (file)
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -103,8 +103,8 @@ static int parse_one(char *param,
                            || params[i].level > max_level)
                                return 0;
                        /* No one handled NULL, so do it here. */
-                       if (!val && params[i].ops->set != param_set_bool
-                           && params[i].ops->set != param_set_bint)
+                       if (!val &&
+                           !(params[i].ops->flags & KERNEL_PARAM_FL_NOARG))
                                return -EINVAL;
                        pr_debug("handling %s with %p\n", param,
                                params[i].ops->set);
@@ -320,6 +320,7 @@ int param_get_bool(char *buffer, const struct kernel_param *kp)
 EXPORT_SYMBOL(param_get_bool);
 
 struct kernel_param_ops param_ops_bool = {
+       .flags = KERNEL_PARAM_FL_NOARG,
        .set = param_set_bool,
        .get = param_get_bool,
 };
@@ -370,6 +371,7 @@ int param_set_bint(const char *val, const struct kernel_param *kp)
 EXPORT_SYMBOL(param_set_bint);
 
 struct kernel_param_ops param_ops_bint = {
+       .flags = KERNEL_PARAM_FL_NOARG,
        .set = param_set_bint,
        .get = param_get_int,
 };