From: srimugunthan dhandapani <srimugunthan.dhandapani@gmail.com>
Date: Fri, 26 Aug 2011 10:38:39 +0000 (+0530)
Subject: UBIFS: fix the dark space calculation
X-Git-Tag: v3.2-rc1~15^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7606f85a701ed8feeac065e133ff9a51c267aa0d;p=pandora-kernel.git

UBIFS: fix the dark space calculation

The dark space calculation should be 64 bit type-casted, when
assigning to tmp64 (similar to how total_free is calculated).
Overflow will occur for very large flashes.

Signed-off-by: srimugunthan <srimugunthan.dhandapani@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@intel.com>
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