It's unnecessary and prevents reusing this function to fix
option byte writes.
Also try to disable flash writing after an error.
Change-Id: Ib5a7b768a1523e6b8da1555126fef4c1e60ab083
Signed-off-by: Szymon Modzelewski <szmodzelewski@gmail.com>
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/479
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>