From: Yashpal Dutta <yashpal.dutta@freescale.com>
Date: Wed, 11 Sep 2013 19:24:06 +0000 (+0000)
Subject: crypto: caam - map src buffer before access
X-Git-Tag: v3.13-rc2~35^2~37
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=82ad6bcadeb87c2a289e714a680eadba294294df;p=pandora-kernel.git

crypto: caam - map src buffer before access

KMap the buffers before copying trailing bytes during hmac into a session
temporary buffer. This is required if pinned buffer from user-space is send
during hmac and is safe even if hmac request is generated from within kernel.

Signed-off-by: Yashpal Dutta <yashpal.dutta@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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