diff --git a/drivers/counter/stm32-timer-cnt.c b/drivers/counter/stm32-timer-cnt.c
index 0546e932db0c..4b05b198a8d8 100644
--- a/drivers/counter/stm32-timer-cnt.c
+++ b/drivers/counter/stm32-timer-cnt.c
@@ -47,7 +47,7 @@ static const enum counter_function stm32_count_functions[] = {
 static int stm32_count_read(struct counter_device *counter,
 			    struct counter_count *count, u64 *val)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 cnt;
 
 	regmap_read(priv->regmap, TIM_CNT, &cnt);
@@ -59,7 +59,7 @@ static int stm32_count_read(struct counter_device *counter,
 static int stm32_count_write(struct counter_device *counter,
 			     struct counter_count *count, const u64 val)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 ceiling;
 
 	regmap_read(priv->regmap, TIM_ARR, &ceiling);
@@ -73,7 +73,7 @@ static int stm32_count_function_read(struct counter_device *counter,
 				     struct counter_count *count,
 				     enum counter_function *function)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 smcr;
 
 	regmap_read(priv->regmap, TIM_SMCR, &smcr);
@@ -100,7 +100,7 @@ static int stm32_count_function_write(struct counter_device *counter,
 				      struct counter_count *count,
 				      enum counter_function function)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 cr1, sms;
 
 	switch (function) {
@@ -140,7 +140,7 @@ static int stm32_count_direction_read(struct counter_device *counter,
 				      struct counter_count *count,
 				      enum counter_count_direction *direction)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 cr1;
 
 	regmap_read(priv->regmap, TIM_CR1, &cr1);
@@ -153,7 +153,7 @@ static int stm32_count_direction_read(struct counter_device *counter,
 static int stm32_count_ceiling_read(struct counter_device *counter,
 				    struct counter_count *count, u64 *ceiling)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 arr;
 
 	regmap_read(priv->regmap, TIM_ARR, &arr);
@@ -166,7 +166,7 @@ static int stm32_count_ceiling_read(struct counter_device *counter,
 static int stm32_count_ceiling_write(struct counter_device *counter,
 				     struct counter_count *count, u64 ceiling)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 
 	if (ceiling > priv->max_arr)
 		return -ERANGE;
@@ -181,7 +181,7 @@ static int stm32_count_ceiling_write(struct counter_device *counter,
 static int stm32_count_enable_read(struct counter_device *counter,
 				   struct counter_count *count, u8 *enable)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 cr1;
 
 	regmap_read(priv->regmap, TIM_CR1, &cr1);
@@ -194,7 +194,7 @@ static int stm32_count_enable_read(struct counter_device *counter,
 static int stm32_count_enable_write(struct counter_device *counter,
 				    struct counter_count *count, u8 enable)
 {
-	struct stm32_timer_cnt *const priv = counter->priv;
+	struct stm32_timer_cnt *const priv = counter_priv(counter);
 	u32 cr1;
 
 	if (enable) {