Commit 50fb47ae authored Oct 08, 2012 by Dan Carpenter Committed by David S. Miller Oct 09, 2012

farsync: fix support for over 30 cards



We're trying to fill a 64 bit bitmap but only the lower 30 shifts work
because the shift wraps around.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 1451ae6e

drivers/net/wan/farsync.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -597,7 +597,7 @@ fst_q_work_item(u64 * queue, int card_index)
		* bottom half for the card. Note the limitation of 64 cards.
		* That ought to be enough
		*/
		mask = 1 << card_index;
		mask = (u64)1 << card_index;
		*queue \|= mask;
		spin_unlock_irqrestore(&fst_work_q_lock, flags);
		}