Hi,

Gdb now asserts on dangling cleanups left in the code, so I've taken the 
time to audit the gdbtk code to make sure that cleanups are handled 
correctly.

I've committed the attached patch.

Keith

ChangeLog
2013-06-05  Keith Seitz  <keiths@redhat.com>

	* generic/gdbtk.c (tk_command): Use xfree instead of free.
	* generic/gdbtk-hooks.c (gdbtk_call_command): Remove unused
	cleanup.
	* generic/gdbtk-cmds.c (gdb_load_info): If bfd_check_format
	fails, run the cleanup.