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RDMA/nes: Rewrite expression to avoid undefined semantics

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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>
This commit is contained in:
Roland Dreier 2010-07-14 13:29:21 -07:00
parent 589643be66
commit ea9f3bc6d1
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/nes/nes_hw.c
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@ -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);
}