f2fs: fix potential corruption when moving a directory
commit d9477215 upstream. F2FS has the same issue in ext4_rename causing crash revealed by xfstests/generic/707. See also commit 0813299c ("ext4: Fix possible corruption when moving a directory") CC: stable@vger.kernel.org Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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e2d1cc82
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