aoe: remove call to request handler from I/O completion

There is no need to call the request handler function in the I/O
completion routine.  The user impact of not doing it is a more "nice" aoe
driver that is less susceptible to causing soft lockups.
Signed-off-by: NEd Cashin <ecashin@coraid.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/block/aoe/aoecmd.c

@@ -1139,8 +1139,6 @@ noskb:		if (buf)
 	if (buf && --buf->nframesout == 0 && buf->resid == 0)
 		aoe_end_buf(d, buf);
 
-	aoecmd_work(d);
-
 	spin_unlock_irq(&d->lock);
 	aoedev_put(d);
 	dev_kfree_skb(skb);