From 25c3d30c918207556ae1d6e663150ebdf902186b Mon Sep 17 00:00:00 2001
From: Kent Yoder <key@linux.vnet.ibm.com>
Date: Thu, 5 Apr 2012 20:34:20 +0800
Subject: [PATCH] crypto: sha512 - Fix byte counter overflow in SHA-512

The current code only increments the upper 64 bits of the SHA-512 byte
counter when the number of bytes hashed happens to hit 2^64 exactly.

This patch increments the upper 64 bits whenever the lower 64 bits
overflows.

Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>
Cc: stable@kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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