i2c: rcar: fix error code in probe()

commit 37a672b upstream.

Return an error code if devm_reset_control_get_exclusive() fails.
The current code returns success.

Fixes: 0e864b5 ("i2c: rcar: reset controller is mandatory for Gen3+")
Signed-off-by: Dan Carpenter <[email protected]>
Reviewed-by: Geert Uytterhoeven <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: Dan Carpenter

drivers/i2c/busses/i2c-rcar.c

@@ -1121,8 +1121,10 @@ static int rcar_i2c_probe(struct platform_device *pdev)
 	/* R-Car Gen3+ needs a reset before every transfer */
 	if (priv->devtype >= I2C_RCAR_GEN3) {
 		priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
-		if (IS_ERR(priv->rstc))
+		if (IS_ERR(priv->rstc)) {
+			ret = PTR_ERR(priv->rstc);
 			goto out_pm_put;
+		}
 
 		ret = reset_control_status(priv->rstc);
 		if (ret < 0)