diff --git a/drivers/hwmon/nct6775-core.c b/drivers/hwmon/nct6775-core.c
index 8d2ef3145bca..9fbab8f02334 100644
--- a/drivers/hwmon/nct6775-core.c
+++ b/drivers/hwmon/nct6775-core.c
@@ -3512,6 +3512,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 	const u16 *reg_temp_mon, *reg_temp_alternate, *reg_temp_crit;
 	const u16 *reg_temp_crit_l = NULL, *reg_temp_crit_h = NULL;
 	int num_reg_temp, num_reg_temp_mon, num_reg_tsi_temp;
+	int num_reg_temp_config;
 	struct device *hwmon_dev;
 	struct sensor_template_group tsi_temp_tg;
 
@@ -3594,6 +3595,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6106_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6106_REG_TEMP_HYST;
 		reg_temp_config = NCT6106_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6106_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6106_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6106_REG_TEMP_CRIT;
 		reg_temp_crit_l = NCT6106_REG_TEMP_CRIT_L;
@@ -3669,6 +3671,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6106_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6106_REG_TEMP_HYST;
 		reg_temp_config = NCT6106_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6106_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6106_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6106_REG_TEMP_CRIT;
 		reg_temp_crit_l = NCT6106_REG_TEMP_CRIT_L;
@@ -3746,6 +3749,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6775_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6775_REG_TEMP_HYST;
 		reg_temp_config = NCT6775_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6775_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6775_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6775_REG_TEMP_CRIT;
 
@@ -3821,6 +3825,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6775_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6775_REG_TEMP_HYST;
 		reg_temp_config = NCT6776_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6776_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6776_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6776_REG_TEMP_CRIT;
 
@@ -3900,6 +3905,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6779_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6779_REG_TEMP_HYST;
 		reg_temp_config = NCT6779_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6779_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6779_REG_TEMP_CRIT;
 
@@ -4034,6 +4040,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6779_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6779_REG_TEMP_HYST;
 		reg_temp_config = NCT6779_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6779_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6779_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6779_REG_TEMP_CRIT;
 
@@ -4123,6 +4130,7 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		reg_temp_over = NCT6798_REG_TEMP_OVER;
 		reg_temp_hyst = NCT6798_REG_TEMP_HYST;
 		reg_temp_config = NCT6779_REG_TEMP_CONFIG;
+		num_reg_temp_config = ARRAY_SIZE(NCT6779_REG_TEMP_CONFIG);
 		reg_temp_alternate = NCT6798_REG_TEMP_ALTERNATE;
 		reg_temp_crit = NCT6798_REG_TEMP_CRIT;
 
@@ -4204,7 +4212,8 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 				  = reg_temp_crit[src - 1];
 			if (reg_temp_crit_l && reg_temp_crit_l[i])
 				data->reg_temp[4][src - 1] = reg_temp_crit_l[i];
-			data->reg_temp_config[src - 1] = reg_temp_config[i];
+			if (i < num_reg_temp_config)
+				data->reg_temp_config[src - 1] = reg_temp_config[i];
 			data->temp_src[src - 1] = src;
 			continue;
 		}
@@ -4217,7 +4226,8 @@ int nct6775_probe(struct device *dev, struct nct6775_data *data,
 		data->reg_temp[0][s] = reg_temp[i];
 		data->reg_temp[1][s] = reg_temp_over[i];
 		data->reg_temp[2][s] = reg_temp_hyst[i];
-		data->reg_temp_config[s] = reg_temp_config[i];
+		if (i < num_reg_temp_config)
+			data->reg_temp_config[s] = reg_temp_config[i];
 		if (reg_temp_crit_h && reg_temp_crit_h[i])
 			data->reg_temp[3][s] = reg_temp_crit_h[i];
 		else if (reg_temp_crit[src - 1])