sparc: prom: Sanitize return value from prom_nbputchar()

Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Calaby 2010-12-03 17:56:45 +00:00 • committed by David S. Miller
commit 154337688b