From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 17 Aug 2016 20:02:32 +0000 (-0400)
Subject: alpha: fix copy_from_user()
X-Git-Tag: v3.2.84~53
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=536e7d5ea02825c12e64356149a1f4c6691efd7b;p=pandora-kernel.git

alpha: fix copy_from_user()

commit 2561d309dfd1555e781484af757ed0115035ddb3 upstream.

it should clear the destination even when access_ok() fails.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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