mke2fs: clean up error handling in mke2fs_setup_tdb()

Avoid memory leaks on error paths, and make sure we issue the correct
error messages in the case of (highly) unlikely errors.

Original patch submitted by Namhyung Kim <namhyung@gmail.com>, but
highly rewritten since then.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
1 file changed