From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 25 Sep 2014 11:39:17 +0000 (+0300)
Subject: f2fs: potential shift wrapping buf in f2fs_trim_fs()
X-Git-Tag: fixes-for-v3.18-merge-window~8^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8a21984d5d86540ba32b4b346d8fe6426018b7a7;p=pandora-kernel.git

f2fs: potential shift wrapping buf in f2fs_trim_fs()

My static checker complains that segment is a u64 but only the lower 31
bits can be used before we hit a shift wrapping bug.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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