[AGPGART] Loop cleanup

The loop contains a command that is only used in the last iteration. I moved the command outside the loop.
Compile-tested

Signed-off-by: Daniel Marjamäki <daniel.marjamaki at comhem.se>
Signed-off-by: NDave Jones <davej@redhat.com>

drivers/char/agp/isoch.c

@@ -218,10 +218,8 @@ static int agp_3_5_isochronous_node_enable(struct agp_bridge_data *bridge,
 			master[cdev].rq *= (1 << (master[cdev].y - 1));
 
 		tot_rq += master[cdev].rq;
-
-		if (cdev == ndevs-1)
-			master[cdev].n += rem;
 	}
+	master[ndevs-1].n += rem;
 
 	/* Figure the number of isochronous and asynchronous RQ slots the
 	 * target is providing. */