extcon: arizona: Remove duplicate set of input parent device

devm_input_allocate_device already sets the parent device to be that
passed to it, we also set this manually in arizona_extcon_probe. This
patch removes the redundant set from arizona_extcon_probe.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

drivers/extcon/extcon-arizona.c

@@ -1186,7 +1186,6 @@ static int arizona_extcon_probe(struct platform_device *pdev)
 
 	info->input->name = "Headset";
 	info->input->phys = "arizona/extcon";
-	info->input->dev.parent = &pdev->dev;
 
 	if (pdata->num_micd_configs) {
 		info->micd_modes = pdata->micd_configs;