From 4b24ea971a93f5d0bec34bf7bfd0939f70cfaae6 Mon Sep 17 00:00:00 2001
From: Vishnu Suresh <Vishnu@freescale.com>
Date: Mon, 20 Oct 2008 21:06:18 +0800
Subject: [PATCH] crypto: talitos - Preempt overflow interrupts off-by-one fix

In commit ec6644d6325b5a38525f1d5b20fd4bf7db05cf2a "crypto: talitos - Preempt
overflow interrupts", the test in atomic_inc_not_zero was interpreted by the
author to be applied after the increment operation (not before). This off-by-one
fix prevents overflow error interrupts from occurring when requests are frequent
and large enough to do so.

Signed-off-by: Vishnu Suresh <Vishnu@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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