board/mcc200/auto_update.c: fixx GCC 4.6 build warnings

Fix:
auto_update.c: In function 'do_auto_update':
auto_update.c:344:48: warning: variable 'got_ctrlc' set but not used
[-Wunused-but-set-variable]
auto_update.c:344:18: warning: variable 'bitmap_first' set but not
used [-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
1 file changed