RDMA/cxgb3: Clean up signed check of unsigned variable
Q_FREECNT() returns the number of spaces free. This should never be a negative amount. Also the num_wrs is an unsigned int so it can never be less than zero. Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
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@ -371,7 +371,7 @@ int iwch_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
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}
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num_wrs = Q_FREECNT(qhp->wq.sq_rptr, qhp->wq.sq_wptr,
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qhp->wq.sq_size_log2);
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if (num_wrs <= 0) {
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if (num_wrs == 0) {
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spin_unlock_irqrestore(&qhp->lock, flag);
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err = -ENOMEM;
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goto out;
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@ -554,7 +554,7 @@ int iwch_bind_mw(struct ib_qp *qp,
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}
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num_wrs = Q_FREECNT(qhp->wq.sq_rptr, qhp->wq.sq_wptr,
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qhp->wq.sq_size_log2);
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if ((num_wrs) <= 0) {
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if (num_wrs == 0) {
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spin_unlock_irqrestore(&qhp->lock, flag);
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return -ENOMEM;
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}
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