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Commit c60b89aa authored by Markus Elfring's avatar Markus Elfring Committed by Greg Kroah-Hartman
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USB: appledisplay: Deletion of a check before backlight_device_unregister() 



The backlight_device_unregister() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 533726f7

drivers/usb/misc/appledisplay.c

+1 −1
Original line number Diff line number Diff line
@@ -329,7 +329,7 @@ static int appledisplay_probe(struct usb_interface *iface, 
					pdata->urbdata, pdata->urb->transfer_dma);

			usb_free_urb(pdata->urb);

		}

		if (pdata->bd && !IS_ERR(pdata->bd))

		if (!IS_ERR(pdata->bd))

			backlight_device_unregister(pdata->bd);

		kfree(pdata->msgdata);

	}