diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index aad1debd34a2..b1cbec876857 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -222,11 +222,11 @@ rf69_set_rx_cfg(struct pi433_device *dev, struct pi433_rx_cfg *rx_cfg)
 			return ret;
 	}
 	if (rx_cfg->enable_length_byte == OPTION_ON) {
-		ret = rf69_set_packet_format(dev->spi, packetLengthVar);
+		ret = rf69_set_packet_format(dev->spi, packet_length_var);
 		if (ret < 0)
 			return ret;
 	} else {
-		ret = rf69_set_packet_format(dev->spi, packetLengthFix);
+		ret = rf69_set_packet_format(dev->spi, packet_length_fix);
 		if (ret < 0)
 			return ret;
 	}
@@ -337,11 +337,11 @@ rf69_set_tx_cfg(struct pi433_device *dev, struct pi433_tx_cfg *tx_cfg)
 	}
 
 	if (tx_cfg->enable_length_byte == OPTION_ON) {
-		ret = rf69_set_packet_format(dev->spi, packetLengthVar);
+		ret = rf69_set_packet_format(dev->spi, packet_length_var);
 		if (ret < 0)
 			return ret;
 	} else {
-		ret = rf69_set_packet_format(dev->spi, packetLengthFix);
+		ret = rf69_set_packet_format(dev->spi, packet_length_fix);
 		if (ret < 0)
 			return ret;
 	}
diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c
index b2cea5f52eea..54d8105b5812 100644
--- a/drivers/staging/pi433/rf69.c
+++ b/drivers/staging/pi433/rf69.c
@@ -661,12 +661,12 @@ int rf69_set_sync_values(struct spi_device *spi, u8 sync_values[8])
 	return retval;
 }
 
-int rf69_set_packet_format(struct spi_device *spi, enum packetFormat packetFormat)
+int rf69_set_packet_format(struct spi_device *spi, enum packet_format packet_format)
 {
-	switch (packetFormat) {
-	case packetLengthVar:
+	switch (packet_format) {
+	case packet_length_var:
 		return rf69_set_bit(spi, REG_PACKETCONFIG1, MASK_PACKETCONFIG1_PAKET_FORMAT_VARIABLE);
-	case packetLengthFix:
+	case packet_length_fix:
 		return rf69_clear_bit(spi, REG_PACKETCONFIG1, MASK_PACKETCONFIG1_PAKET_FORMAT_VARIABLE);
 	default:
 		dev_dbg(&spi->dev, "set: illegal input param");
diff --git a/drivers/staging/pi433/rf69.h b/drivers/staging/pi433/rf69.h
index cf89b556cb00..7b7932a553e8 100644
--- a/drivers/staging/pi433/rf69.h
+++ b/drivers/staging/pi433/rf69.h
@@ -50,7 +50,7 @@ int rf69_disable_sync(struct spi_device *spi);
 int rf69_set_fifo_fill_condition(struct spi_device *spi, enum fifo_fill_condition fifo_fill_condition);
 int rf69_set_sync_size(struct spi_device *spi, u8 sync_size);
 int rf69_set_sync_values(struct spi_device *spi, u8 sync_values[8]);
-int rf69_set_packet_format(struct spi_device *spi, enum packetFormat packetFormat);
+int rf69_set_packet_format(struct spi_device *spi, enum packet_format packet_format);
 int rf69_enable_crc(struct spi_device *spi);
 int rf69_disable_crc(struct spi_device *spi);
 int rf69_set_address_filtering(struct spi_device *spi, enum address_filtering address_filtering);
diff --git a/drivers/staging/pi433/rf69_enum.h b/drivers/staging/pi433/rf69_enum.h
index cba3c5b3995c..682b667bf342 100644
--- a/drivers/staging/pi433/rf69_enum.h
+++ b/drivers/staging/pi433/rf69_enum.h
@@ -118,9 +118,9 @@ enum fifo_fill_condition {
 	always
 };
 
-enum packetFormat {
-	packetLengthFix,
-	packetLengthVar
+enum packet_format {
+	packet_length_fix,
+	packet_length_var
 };
 
 enum tx_start_condition {