f2fs: add offset check routine before punch_hole() in f2fs_fallocate()
authorTaehee Yoo <ap420073@gmail.com>
Tue, 21 Apr 2015 06:59:12 +0000 (15:59 +0900)
committerJaegeuk Kim <jaegeuk@kernel.org>
Thu, 7 May 2015 18:38:32 +0000 (11:38 -0700)
commit587c0a42552a69a58e7ccd363d30fd48d809fdcb
tree79fb08d70b58e8d52bd1120ef05fa570121879b4
parentf0c9cadae6706b6ce00ef724121fbf0f34187e22
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>
fs/f2fs/file.c