e2fsck: mark device inodes with EXT4_EXTENTS_FL bad

Mark device inodes bad if they have the EXT4_EXTENTS_FL set, since
this should never happen and likely shows the inode is corrupt.

Change-Id: I85ab667b39ff57c658a779e59f692a080217690e
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
4 files changed