From: Phil Sutter <phil.sutter@viprinet.com>
Date: Thu, 5 May 2011 13:29:02 +0000 (+0200)
Subject: crypto: mv_cesa - refactor copy_src_to_buf()
X-Git-Tag: v3.0-rc1~371^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6677a776cf3dc4950a790946f88d26dafc4baf7b;p=pandora-kernel.git

crypto: mv_cesa - refactor copy_src_to_buf()

The main goal was to have it not do anything when a zero len parameter
was being passed (which could lead to a null pointer dereference, as in
this case p->src_sg is null, either). Using the min() macro, the lower
part of the loop gets simpler, too.

Signed-off-by: Phil Sutter <phil.sutter@viprinet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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