[PATCH] pxafb: Reorder add_wait_queue() and set_current_state()

Reorder set_current_state() and add_wait_queue().  There is a chance that a
signal could be missed in between the two functions currently.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/video/pxafb.c

@@ -740,8 +740,8 @@ static void pxafb_disable_controller(struct pxafb_info *fbi)
 
 	DPRINTK("Disabling LCD controller\n");
 
-	add_wait_queue(&fbi->ctrlr_wait, &wait);
 	set_current_state(TASK_UNINTERRUPTIBLE);
+	add_wait_queue(&fbi->ctrlr_wait, &wait);
 
 	LCSR = 0xffffffff;	/* Clear LCD Status Register */
 	LCCR0 &= ~LCCR0_LDM;	/* Enable LCD Disable Done Interrupt */