extcon: max77843: Return error code of extcon_dev_allocate()

devm_extcon_dev_allocate() can fail of multiple reasons. The call
returns proper error code on failure so pass it instead of fixed ENOMEM.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Chanwoo Choi <[e-mail]>

drivers/extcon/extcon-max77843.c

···
 			max77843_extcon_cable);
 	if (IS_ERR(info->edev)) {
 		dev_err(&pdev->dev, "Failed to allocate memory for extcon\n");
-		ret = -ENODEV;
+		ret = PTR_ERR(info->edev);
 		goto err_muic_irq;
 	}