Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Ioana Radulescu <ruxandra.radulescu@nxp.com>
To:     gregkh@linuxfoundation.org
Cc:     devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH 8/9] staging: fsl-dpaa2/eth: Fix SGT allocation
Date:   Fri, 23 Mar 2018 08:44:12 -0500
Message-Id: <20180323134413.1532-9-ruxandra.radulescu@nxp.com>
In-Reply-To: <20180323134413.1532-1-ruxandra.radulescu@nxp.com>
References: <20180323134413.1532-1-ruxandra.radulescu@nxp.com>
MIME-Version: 1.0
Content-Type: text/plain
Received-SPF: None (protection.outlook.com: nxp.com does not designate
 permitted sender hosts)
SpamDiagnosticOutput: 1:99
SpamDiagnosticMetadata: NSPM
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Mar 2018 13:44:36.6697
 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: 0db61649-4291-4eff-cc97-08d590c43856
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635
X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM5PR0402MB2690
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

We mistakenly allocate space for too many entries in the
scatter-gather table of multi buffer egress frames.

While it doesn't have a negative impact from a functional
point of view, it wastes resources so fix it.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
---
 drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
index 9994922..14bd8fe 100644
--- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
+++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
@@ -373,7 +373,7 @@ static int build_sg_fd(struct dpaa2_eth_priv *priv,
 
 	/* Prepare the HW SGT structure */
 	sgt_buf_size = priv->tx_data_offset +
-		       sizeof(struct dpaa2_sg_entry) * (1 + num_dma_bufs);
+		       sizeof(struct dpaa2_sg_entry) *  num_dma_bufs;
 	sgt_buf = netdev_alloc_frag(sgt_buf_size + DPAA2_ETH_TX_BUF_ALIGN);
 	if (unlikely(!sgt_buf)) {
 		err = -ENOMEM;
-- 
2.7.4