[coreboot-gerrit] Patch merged into coreboot/master: 4ef309e board-status: avoid shell error

the following patch was just integrated into master:
commit 4ef309e85db0f44888650f98eead220ad147aa14
Author: Patrick Georgi 
Date:   Sun Aug 10 15:44:04 2014 +0200

board-status: avoid shell error

[ $3 -eq 1 ] fails if no third argument is given.
    [ "$3" -eq 1 ] still fails.

Doing a string comparison is robust across shells.

Change-Id: I3ee388fdbe51b7ab9344d86e67827654714d3191
    Signed-off-by: Patrick Georgi 
    Reviewed-on: http://review.coreboot.org/6576
    Tested-by: build bot (Jenkins)
    Reviewed-by: Edward O'Callaghan 
    Reviewed-by: Paul Menzel

See http://review.coreboot.org/6576 for details.

-gerrit