From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 21 Aug 2016 23:16:26 +0000 (-0400)
Subject: ppc32: fix copy_from_user()
X-Git-Tag: v3.2.84~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=040793b49fd39f00afebc0a1d6870f247ddb9a43;p=pandora-kernel.git

ppc32: fix copy_from_user()

commit 224264657b8b228f949b42346e09ed8c90136a8e upstream.

should clear on access_ok() failures.  Also remove the useless
range truncation logics.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[bwh: Backported to 3.2: no calls to check_object_size()]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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