debugfs: initialize inode to 0 in list_dir_proc() if no inode nr

If (!ino), the inode will be uninitialized when we print it
in the PARSE_OPT case.

So do the same as the LONG_OPT case, and memset it to 0 if
(!ino).

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed