* dbus/dbus-auth.c: (send_rejected), (process_test_subdir):
	* dbus/dbus-keyring.c: (_dbus_keyring_new_homedir),
	(_dbus_keyring_test):
	* dbus/dbus-md5.c: (_dbus_md5_compute):
	* dbus/dbus-sha.c: (_dbus_sha_compute):
	Plug memory leaks.