diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c
index d8d1b7f2f341..29438bcde46f 100644
--- a/drivers/infiniband/sw/rxe/rxe_resp.c
+++ b/drivers/infiniband/sw/rxe/rxe_resp.c
@@ -264,6 +264,7 @@ static enum resp_states get_srq_wqe(struct rxe_qp *qp)
 	struct rxe_recv_wqe *wqe;
 	struct ib_event ev;
 	unsigned int count;
+	unsigned int num_sge;
 	size_t size;
 	unsigned long flags;
 
@@ -279,12 +280,13 @@ static enum resp_states get_srq_wqe(struct rxe_qp *qp)
 	}
 
 	/* don't trust user space data */
-	if (unlikely(wqe->dma.num_sge > srq->rq.max_sge)) {
+	num_sge = wqe->dma.num_sge;
+	if (unlikely(num_sge > srq->rq.max_sge)) {
 		spin_unlock_irqrestore(&srq->rq.consumer_lock, flags);
 		rxe_dbg_qp(qp, "invalid num_sge in SRQ entry\n");
 		return RESPST_ERR_MALFORMED_WQE;
 	}
-	size = sizeof(*wqe) + wqe->dma.num_sge*sizeof(struct rxe_sge);
+	size = sizeof(*wqe) + num_sge * sizeof(struct rxe_sge);
 	memcpy(&qp->resp.srq_wqe, wqe, size);
 
 	qp->resp.wqe = &qp->resp.srq_wqe.wqe;