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Commit 21bfd470 authored by Dan Carpenter's avatar Dan Carpenter Committed by Roland Dreier
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RDMA/cxgb3: Timeout condition is never true 



This is a static checker fix.  "count" is unsigned so it's never -1.
Since "count" is 16 bits and the addition operation is implicitly
casted to int then there is no wrapping here.

Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarSteve Wise <swise@opengridcomputing.com>
Signed-off-by: default avatarRoland Dreier <roland@purestorage.com>
parent fedaf4ff

drivers/infiniband/hw/cxgb3/iwch_qp.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -883,7 +883,8 @@ u16 iwch_rqes_posted(struct iwch_qp *qhp) 
{

{

	union t3_wr *wqe = qhp->wq.queue;

	union t3_wr *wqe = qhp->wq.queue;

	u16 count = 0;

	u16 count = 0;

	while ((count+1) != 0 && fw_riwrh_opcode((struct fw_riwrh *)wqe) == T3_WR_RCV) {



	while (count < USHRT_MAX && fw_riwrh_opcode((struct fw_riwrh *)wqe) == T3_WR_RCV) {

		count++;

		count++;

		wqe++;

		wqe++;

	}

	}