Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Haowen Bai <baihaowen@meizu.com>
To:     <joe@perches.com>
CC:     <aayarekar@marvell.com>, <baihaowen@meizu.com>,
        <davem@davemloft.net>, <kuba@kernel.org>,
        <linux-kernel@vger.kernel.org>, <netdev@vger.kernel.org>,
        <pabeni@redhat.com>, <vburru@marvell.com>
Subject: [PATCH V2] octeon_ep: Remove unnecessary cast
Date:   Tue, 24 May 2022 11:28:35 +0800
Message-ID: <1653362915-22831-1-git-send-email-baihaowen@meizu.com>
In-Reply-To: <53b4a92efb83d893230f47ae9988282f3875b355.camel@perches.com>
References: <53b4a92efb83d893230f47ae9988282f3875b355.camel@perches.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Fix the following coccicheck warning:

./drivers/net/ethernet/marvell/octeon_ep/octep_rx.c:161:18-40: WARNING:
casting value returned by memory allocation function to (struct
octep_rx_buffer *) is useless.

Signed-off-by: Haowen Bai <baihaowen@meizu.com>
---
V1->V2: change vzalloc to vcalloc as suggestion.

 drivers/net/ethernet/marvell/octeon_ep/octep_rx.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c b/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c
index d9ae0937d17a..3c43f8078528 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_rx.c
@@ -158,8 +158,7 @@ static int octep_setup_oq(struct octep_device *oct, int q_no)
 		goto desc_dma_alloc_err;
 	}
 
-	oq->buff_info = (struct octep_rx_buffer *)
-			vzalloc(oq->max_count * OCTEP_OQ_RECVBUF_SIZE);
+	oq->buff_info = vcalloc(oq->max_count, OCTEP_OQ_RECVBUF_SIZE);
 	if (unlikely(!oq->buff_info)) {
 		dev_err(&oct->pdev->dev,
 			"Failed to allocate buffer info for OQ-%d\n", q_no);
-- 
2.7.4