iio: frequency: move strtobool() to kstrtobool()

strtobool() will be removed in 6.12. Hence let's do now the transition.

Signed-off-by: Nuno Sá <nuno.sa@analog.com>

Author: nunojsa

drivers/iio/frequency/ad9508.c

@@ -215,7 +215,7 @@ static ssize_t ad9508_store(struct device *dev,
 	bool state;
 	int ret;
 
-	ret = strtobool(buf, &state);
+	ret = kstrtobool(buf, &state);
 	if (ret < 0)
 		return ret;
 

drivers/iio/frequency/ad9528.c

@@ -414,7 +414,7 @@ static ssize_t ad9528_store(struct device *dev,
 	bool state;
 	int ret;
 
-	ret = strtobool(buf, &state);
+	ret = kstrtobool(buf, &state);
 	if (ret < 0)
 		return ret;
 

drivers/iio/frequency/hmc7044.c

@@ -533,7 +533,7 @@ static ssize_t hmc7044_store(struct device *dev,
 	int ret;
 	u32 val, write_val;
 
-	ret = strtobool(buf, &state);
+	ret = kstrtobool(buf, &state);
 	if (ret < 0)
 		return ret;
 

drivers/iio/frequency/m2k-dac.c

@@ -321,7 +321,7 @@ static ssize_t m2k_dac_write_dma_sync(struct device *dev,
 	bool val;
 	int ret;
 
-	ret = strtobool(buf, &val);
+	ret = kstrtobool(buf, &val);
 	if (ret < 0)
 		return ret;
 
@@ -353,7 +353,7 @@ static ssize_t m2k_dac_write_dma_sync_start(struct device *dev,
 	bool val;
 	int ret;
 
-	ret = strtobool(buf, &val);
+	ret = kstrtobool(buf, &val);
 	if (ret < 0)
 		return ret;