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43b7c6c6a4
Shifting page->index on 32 bit systems was overflowing, causing data corruption of > 4GB files. Fix this by casting it first. https://launchpad.net/bugs/1243636 Signed-off-by: Colin Ian King <colin.king@canonical.com> Reported-by: Lars Duesing <lars.duesing@camelotsweb.de> Cc: stable@vger.kernel.org # v3.11+ Signed-off-by: Tyler Hicks <tyhicks@canonical.com>