alx: make sizes unsigned

The ring sizes should be unsigned, pointed out by Ben Hutchings.

Reported-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johannes Berg 2013-06-29 19:23:16 +02:00 • committed by David S. Miller
commit 4a134c39db