RDMA/hns: Fix some print issues

Remove redundant print and fix a character type mismatch.

Fixes: 0e0ab04b ("RDMA/hns: Refactor the MTR creation flow")
Link: https://lore.kernel.org/r/1624011020-16992-4-git-send-email-liweihang@huawei.comSigned-off-by: Yixing Liu <liuyixing1@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/hw/hns/hns_roce_mr.c

@@ -988,7 +988,7 @@ int hns_roce_mtr_create(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,
 					&buf_page_shift,
 					udata ? user_addr & ~PAGE_MASK : 0);
 	if (buf_page_cnt < 1 || buf_page_shift < HNS_HW_PAGE_SHIFT) {
-		ibdev_err(ibdev, "failed to init mtr cfg, count %d shift %d.\n",
+		ibdev_err(ibdev, "failed to init mtr cfg, count %d shift %u.\n",
 			  buf_page_cnt, buf_page_shift);
 		return -EINVAL;
 	}

drivers/infiniband/hw/hns/hns_roce_qp.c

@@ -648,9 +648,7 @@ static int set_kernel_sq_size(struct hns_roce_dev *hr_dev,
 
 	if (!cap->max_send_wr || cap->max_send_wr > hr_dev->caps.max_wqes ||
 	    cap->max_send_sge > hr_dev->caps.max_sq_sg) {
-		ibdev_err(ibdev,
-			  "failed to check SQ WR or SGE num, ret = %d.\n",
-			  -EINVAL);
+		ibdev_err(ibdev, "failed to check SQ WR or SGE num.\n");
 		return -EINVAL;
 	}