static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
module_param_array(index, int, NULL, 0444);