Commit ea9f3bc6 authored Jul 14, 2010 by Roland Dreier

RDMA/nes: Rewrite expression to avoid undefined semantics



Change code like

	x = expr(++x)

that assigns to x twice without a sequence point in between to the
intended (and well-defined)

	x = expr(x + 1)

Signed-off-by: Roland Dreier <rolandd@cisco.com>

parent 589643be

drivers/infiniband/hw/nes/nes_hw.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1970,7 +1970,7 @@ void nes_destroy_nic_qp(struct nes_vnic *nesvnic)
		dev_kfree_skb(
		nesvnic->nic.tx_skb[nesvnic->nic.sq_tail]);

		nesvnic->nic.sq_tail = (++nesvnic->nic.sq_tail)
		nesvnic->nic.sq_tail = (nesvnic->nic.sq_tail + 1)
		& (nesvnic->nic.sq_size - 1);
		}