From: Paul Mackerras <paulus@samba.org>
Date: Mon, 28 May 2012 02:59:56 +0000 (+1000)
Subject: lib: Fix generic strnlen_user for 32-bit big-endian machines
X-Git-Tag: v3.5-rc1~64
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=69ea6405980f217557b6a58f70ff60d8d88519a5;p=pandora-kernel.git

lib: Fix generic strnlen_user for 32-bit big-endian machines

The aligned_byte_mask() definition is wrong for 32-bit big-endian
machines: the "7-(n)" part of the definition assumes a long is 8
bytes.  This fixes it by using BITS_PER_LONG - 8 instead of 8*7.
Tested on 32-bit and 64-bit PowerPC.

Signed-off-by: Paul Mackerras <paulus@samba.org>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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