serial: sh-sci: Regtype probing doesn't need to be fatal.

This was using a BUG_ON(), but it's not strictly necessary, so relax the
constraints a bit.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2011-06-28 13:44:37 +09:00
commit 3127c6b225