altosui: Allow AltosConfig to abort before serial line starts
authorKeith Packard <keithp@keithp.com>
Thu, 25 Oct 2012 06:55:45 +0000 (23:55 -0700)
committerKeith Packard <keithp@keithp.com>
Thu, 25 Oct 2012 07:07:14 +0000 (00:07 -0700)
Check to see if the serial line is active before trying to close it.

Signed-off-by: Keith Packard <keithp@keithp.com>

No differences found