i2c: imx: don't leak the i2c adapter on error

Make sure to free the i2c adapter on the error exit path.
Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Reviewed-by: Mukesh Ojha <mojha@codeaurora.org>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Fixes: e1ab9a46 ("i2c: imx: improve the error handling in i2c_imx_dma_request()")
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

drivers/i2c/busses/i2c-imx.c

@@ -1169,11 +1169,13 @@ static int i2c_imx_probe(struct platform_device *pdev)
 	/* Init DMA config if supported */
 	ret = i2c_imx_dma_request(i2c_imx, phy_addr);
 	if (ret < 0)
-		goto clk_notifier_unregister;
+		goto del_adapter;
 
 	dev_info(&i2c_imx->adapter.dev, "IMX I2C adapter registered\n");
 	return 0;   /* Return OK */
 
+del_adapter:
+	i2c_del_adapter(&i2c_imx->adapter);
 clk_notifier_unregister:
 	clk_notifier_unregister(i2c_imx->clk, &i2c_imx->clk_change_nb);
 rpm_disable: