+static int param_set_uint_minmax(const char *val,
+ const struct kernel_param *kp,
+ unsigned int min, unsigned int max)
+{
+ unsigned int num;
+ int ret;
+
+ if (!val)
+ return -EINVAL;
+ ret = kstrtouint(val, 0, &num);
+ if (ret == -EINVAL || num < min || num > max)
+ return -EINVAL;
+ *((unsigned int *)kp->arg) = num;
+ return 0;
+}
+
+static int param_set_uintpos(const char *val, const struct kernel_param *kp)
+{
+ return param_set_uint_minmax(val, kp, 1, -1);
+}
+
+static struct kernel_param_ops param_ops_uintpos = {
+ .set = param_set_uintpos,
+ .get = param_get_uint,
+};
+
+#define param_check_uintpos(name, p) \
+ __param_check(name, p, unsigned int)
+