From: Mathias Krause <minipli@googlemail.com>
Date: Sun, 7 Apr 2013 12:05:39 +0000 (+0200)
Subject: crypto: algif - suppress sending source address information in recvmsg
X-Git-Tag: v3.2.45~118
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=419f4ba0f032c8d906153d24e017f4bee6df26f5;p=pandora-kernel.git

crypto: algif - suppress sending source address information in recvmsg

commit 72a763d805a48ac8c0bf48fdb510e84c12de51fe upstream.

The current code does not set the msg_namelen member to 0 and therefore
makes net/socket.c leak the local sockaddr_storage variable to userland
-- 128 bytes of kernel stack memory. Fix that.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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