debugfs: add matching fclose

If the cmd_file is not stdin, we should close the file handle via fclose().
Thanks David Binderman to point this out.

Addresses-Novell-Bugzilla: #524526

Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed