From: Steffen Klassert <steffen.klassert@secunet.com>
Date: Tue, 20 Jul 2010 06:52:20 +0000 (+0200)
Subject: crypto: pcrypt - Dont calulate a callback cpu on empty callback cpumask
X-Git-Tag: v2.6.36-rc1~568^2~8
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc74f4bc111e9554bcd6445ad0fe1d90e5d2eb34;p=pandora-kernel.git

crypto: pcrypt - Dont calulate a callback cpu on empty callback cpumask

If the callback cpumask is empty, we crash with a division by zero
when we try to calculate a callback cpu. So we don't update the callback
cpu in pcrypt_do_parallel if the callback cpumask is empty.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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