[PATCH] kfree cleanup: drivers/s390

This is the drivers/s390/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in drivers/s390/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Cornelia Huck <cohuck@de.ibm.com>
Acked-by: Stefan Bader <Stefan.Bader@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/s390/char/con3215.c

@@ -727,8 +727,7 @@ raw3215_remove (struct ccw_device *cdev)
 	raw = cdev->dev.driver_data;
 	if (raw) {
 		cdev->dev.driver_data = NULL;
-		if (raw->buffer)
-			kfree(raw->buffer);
+		kfree(raw->buffer);
 		kfree(raw);
 	}
 }