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-rw-r--r--include/linux/moduleparam.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 7939f63..c47f4d6 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -350,23 +350,23 @@ extern int param_set_charp(const char *val, const struct kernel_param *kp);
extern int param_get_charp(char *buffer, const struct kernel_param *kp);
#define param_check_charp(name, p) __param_check(name, p, char *)
-/* For historical reasons "bool" parameters can be (unsigned) "int". */
+/* We used to allow int as well as bool. We're taking that away! */
extern struct kernel_param_ops param_ops_bool;
extern int param_set_bool(const char *val, const struct kernel_param *kp);
extern int param_get_bool(char *buffer, const struct kernel_param *kp);
-#define param_check_bool(name, p) \
- static inline void __check_##name(void) \
- { \
- BUILD_BUG_ON(!__same_type((p), bool *) && \
- !__same_type((p), unsigned int *) && \
- !__same_type((p), int *)); \
- }
+#define param_check_bool(name, p) __param_check(name, p, bool)
extern struct kernel_param_ops param_ops_invbool;
extern int param_set_invbool(const char *val, const struct kernel_param *kp);
extern int param_get_invbool(char *buffer, const struct kernel_param *kp);
#define param_check_invbool(name, p) __param_check(name, p, bool)
+/* An int, which can only be set like a bool (though it shows as an int). */
+extern struct kernel_param_ops param_ops_bint;
+extern int param_set_bint(const char *val, const struct kernel_param *kp);
+#define param_get_bint param_get_int
+#define param_check_bint param_check_int
+
/**
* module_param_array - a parameter which is an array of some type
* @name: the name of the array variable
@@ -395,6 +395,7 @@ extern int param_get_invbool(char *buffer, const struct kernel_param *kp);
* module_param_named() for why this might be necessary.
*/
#define module_param_array_named(name, array, type, nump, perm) \
+ param_check_##type(name, &(array)[0]); \
static const struct kparam_array __param_arr_##name \
= { .max = ARRAY_SIZE(array), .num = nump, \
.ops = &param_ops_##type, \
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