diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 1f285a3be5c558d9b685be6f9b84592da84841cb..98276eb5f6e7d5928ee6789ab6fd6f81a7e5f111 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -234,9 +234,9 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv,
 	u32 cdf_width;
 	unsigned long rate;
 
-	if (!clkp) {
-		dev_err(dev, "there is no peripheral_clk\n");
-		return -EIO;
+	if (IS_ERR(clkp)) {
+		dev_err(dev, "couldn't get clock\n");
+		return PTR_ERR(clkp);
 	}
 
 	switch (priv->devtype) {