From 587c0a42552a69a58e7ccd363d30fd48d809fdcb Mon Sep 17 00:00:00 2001
From: Taehee Yoo <ap420073@gmail.com>
Date: Tue, 21 Apr 2015 15:59:12 +0900
Subject: [PATCH] f2fs: add offset check routine before punch_hole() in
 f2fs_fallocate()

In the punch_hole(), if offset bigger than inode size, it returns SUCCESS.
Then f2fs_fallocate() will update time and dirty mark.
In that case, inode has not been modified actually.
So I have added offset check routine that prevent to call the punch_hole().

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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