diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c
index 73d48c3b8ded..7d2315c8cacb 100644
--- a/drivers/net/can/spi/hi311x.c
+++ b/drivers/net/can/spi/hi311x.c
@@ -218,7 +218,7 @@ static int hi3110_spi_trans(struct spi_device *spi, int len)
 	return ret;
 }
 
-static u8 hi3110_cmd(struct spi_device *spi, u8 command)
+static int hi3110_cmd(struct spi_device *spi, u8 command)
 {
 	struct hi3110_priv *priv = spi_get_drvdata(spi);