diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-regmap.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-regmap.c
index 314f868b3465..35557ac43c03 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-regmap.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-regmap.c
@@ -233,20 +233,11 @@ mcp251xfd_regmap_crc_write(void *context,
 }
 
 static int
-mcp251xfd_regmap_crc_read_one(struct mcp251xfd_priv *priv,
-			      struct spi_message *msg, unsigned int data_len)
+mcp251xfd_regmap_crc_read_check_crc(const struct mcp251xfd_map_buf_crc * const buf_rx,
+				    const struct mcp251xfd_map_buf_crc * const buf_tx,
+				    unsigned int data_len)
 {
-	const struct mcp251xfd_map_buf_crc *buf_rx = priv->map_buf_crc_rx;
-	const struct mcp251xfd_map_buf_crc *buf_tx = priv->map_buf_crc_tx;
 	u16 crc_received, crc_calculated;
-	int err;
-
-	BUILD_BUG_ON(sizeof(buf_rx->cmd) != sizeof(__be16) + sizeof(u8));
-	BUILD_BUG_ON(sizeof(buf_tx->cmd) != sizeof(__be16) + sizeof(u8));
-
-	err = spi_sync(priv->spi, msg);
-	if (err)
-		return err;
 
 	crc_received = get_unaligned_be16(buf_rx->data + data_len);
 	crc_calculated = mcp251xfd_crc16_compute2(&buf_tx->cmd,
@@ -259,6 +250,25 @@ mcp251xfd_regmap_crc_read_one(struct mcp251xfd_priv *priv,
 	return 0;
 }
 
+
+static int
+mcp251xfd_regmap_crc_read_one(struct mcp251xfd_priv *priv,
+			      struct spi_message *msg, unsigned int data_len)
+{
+	const struct mcp251xfd_map_buf_crc *buf_rx = priv->map_buf_crc_rx;
+	const struct mcp251xfd_map_buf_crc *buf_tx = priv->map_buf_crc_tx;
+	int err;
+
+	BUILD_BUG_ON(sizeof(buf_rx->cmd) != sizeof(__be16) + sizeof(u8));
+	BUILD_BUG_ON(sizeof(buf_tx->cmd) != sizeof(__be16) + sizeof(u8));
+
+	err = spi_sync(priv->spi, msg);
+	if (err)
+		return err;
+
+	return mcp251xfd_regmap_crc_read_check_crc(buf_rx, buf_tx, data_len);
+}
+
 static int
 mcp251xfd_regmap_crc_read(void *context,
 			  const void *reg_p, size_t reg_len,