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From: Denis Orlov <denorl2009@gmail.com>
To: barebox@lists.infradead.org
Cc: Denis Orlov <denorl2009@gmail.com>
Subject: [PATCH 7/7] net: rtl8169: free allocated memory on halt()
Date: Wed, 20 Jul 2022 16:31:00 +0300	[thread overview]
Message-ID: <20220720133100.13580-8-denorl2009@gmail.com> (raw)
In-Reply-To: <20220720133100.13580-1-denorl2009@gmail.com>

Otherwise it just leaks.

Signed-off-by: Denis Orlov <denorl2009@gmail.com>
---
 drivers/net/rtl8169.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c
index 4b40c539dd..e923e179bf 100644
--- a/drivers/net/rtl8169.c
+++ b/drivers/net/rtl8169.c
@@ -478,6 +478,18 @@ static void rtl8169_eth_halt(struct eth_device *edev)
 	RTL_W32(priv, RxMissed, 0);
 
 	pci_clear_master(priv->pci_dev);
+
+	dma_unmap_single(&edev->dev, priv->tx_buf_phys, NUM_TX_DESC * PKT_BUF_SIZE,
+			 DMA_TO_DEVICE);
+	free(priv->tx_buf);
+	dma_free_coherent((void *)priv->tx_desc, priv->tx_desc_phys,
+			  NUM_TX_DESC * sizeof(struct bufdesc));
+
+	dma_unmap_single(&edev->dev, priv->rx_buf_phys, NUM_RX_DESC * PKT_BUF_SIZE,
+			 DMA_FROM_DEVICE);
+	free(priv->rx_buf);
+	dma_free_coherent((void *)priv->rx_desc, priv->rx_desc_phys,
+			  NUM_RX_DESC * sizeof(struct bufdesc));
 }
 
 static int rtl8169_probe(struct pci_dev *pdev, const struct pci_device_id *id)
-- 
2.20.1




  parent reply	other threads:[~2022-07-20 13:33 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-20 13:30 [PATCH 0/7] e1000 and rtl8169 drivers fixes Denis Orlov
2022-07-20 13:30 ` [PATCH 1/7] net: e1000: remove superfluous allocation check Denis Orlov
2022-07-20 13:30 ` [PATCH 2/7] net: e1000: properly read/write MDI registers on 8254x cards Denis Orlov
2022-07-20 13:30 ` [PATCH 3/7] net: e1000: do not actually acquire/put swfw_sync " Denis Orlov
2022-07-20 13:30 ` [PATCH 4/7] net: e1000: configure tx/rx and rctl in open() instead of init() Denis Orlov
2022-07-20 13:30 ` [PATCH 5/7] net: rtl8169: properly map rx/tx buffers for dma Denis Orlov
2022-07-20 13:30 ` [PATCH 6/7] net: rtl8169: enable pci device bus mastering on ifup Denis Orlov
2022-07-20 13:31 ` Denis Orlov [this message]
2022-08-09  6:48 ` [PATCH 0/7] e1000 and rtl8169 drivers fixes Sascha Hauer

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