linux-kernel - [RFC 12/19] staging: qlge: rewrite do while loops as for loops in qlge_start_rx

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Message-Id: <20210621134902.83587-13-coiby.xu@gmail.com>
Date:   Mon, 21 Jun 2021 21:48:55 +0800
From:   Coiby Xu <coiby.xu@...il.com>
To:     linux-staging@...ts.linux.dev
Cc:     netdev@...r.kernel.org,
        Benjamin Poirier <benjamin.poirier@...il.com>,
        Shung-Hsi Yu <shung-hsi.yu@...e.com>,
        Manish Chopra <manishc@...vell.com>,
        GR-Linux-NIC-Dev@...vell.com (supporter:QLOGIC QLGE 10Gb ETHERNET
        DRIVER), Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org (open list)
Subject: [RFC 12/19] staging: qlge: rewrite do while loops as for loops in qlge_start_rx_ring

Since MAX_DB_PAGES_PER_BQ > 0, the for loop is equivalent to do while
loop.

Signed-off-by: Coiby Xu <coiby.xu@...il.com>
---
 drivers/staging/qlge/qlge_main.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c
index 7aee9e904097..c5e161595b1f 100644
--- a/drivers/staging/qlge/qlge_main.c
+++ b/drivers/staging/qlge/qlge_main.c
@@ -3029,12 +3029,11 @@ static int qlge_start_cq(struct qlge_adapter *qdev, struct qlge_cq *cq)
 		tmp = (u64)rx_ring->lbq.base_dma;
 		base_indirect_ptr = rx_ring->lbq.base_indirect;
 		page_entries = 0;
-		do {
+		for (page_entries = 0; page_entries < MAX_DB_PAGES_PER_BQ; page_entries++) {
 			*base_indirect_ptr = cpu_to_le64(tmp);
 			tmp += DB_PAGE_SIZE;
 			base_indirect_ptr++;
-			page_entries++;
-		} while (page_entries < MAX_DB_PAGES_PER_BQ);
+		}
 		cqicb->lbq_addr = cpu_to_le64(rx_ring->lbq.base_indirect_dma);
 		cqicb->lbq_buf_size =
 			cpu_to_le16(QLGE_FIT16(qdev->lbq_buf_size));
@@ -3046,12 +3045,11 @@ static int qlge_start_cq(struct qlge_adapter *qdev, struct qlge_cq *cq)
 		tmp = (u64)rx_ring->sbq.base_dma;
 		base_indirect_ptr = rx_ring->sbq.base_indirect;
 		page_entries = 0;
-		do {
+		for (page_entries = 0; page_entries < MAX_DB_PAGES_PER_BQ; page_entries++) {
 			*base_indirect_ptr = cpu_to_le64(tmp);
 			tmp += DB_PAGE_SIZE;
 			base_indirect_ptr++;
-			page_entries++;
-		} while (page_entries < MAX_DB_PAGES_PER_BQ);
+		}
 		cqicb->sbq_addr = cpu_to_le64(rx_ring->sbq.base_indirect_dma);
 		cqicb->sbq_buf_size = cpu_to_le16(QLGE_SMALL_BUFFER_SIZE);
 		cqicb->sbq_len = cpu_to_le16(QLGE_FIT16(QLGE_BQ_LEN));
-- 
2.32.0