[PATCH] USB: fix bug in cypress_cy7c63.c driver

This was pointed out by Adrian Bunk <[e-mail]>, as found by the Coverity Checker.

Cc: Adrian Bunk <[e-mail]>
Cc: Oliver Bock <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/usb/misc/cypress_cy7c63.c

···
 	/* allocate memory for our device state and initialize it */
 	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 	if (dev == NULL) {
-		dev_err(&dev->udev->dev, "Out of memory!\n");
+		dev_err(&interface->dev, "Out of memory!\n");
 		goto error;
 	}