From: Shinas Rasheed <srasheed@marvell.com>
To: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<hgani@marvell.com>
Cc: <vimleshk@marvell.com>, <mschmidt@redhat.com>,
<egallen@redhat.com>, Shinas Rasheed <srasheed@marvell.com>,
Veerasenareddy Burru <vburru@marvell.com>,
Sathesh Edara <sedara@marvell.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Satananda Burla <sburla@marvell.com>,
Abhijit Ayarekar <aayarekar@marvell.com>
Subject: [net PATCH] octeon_ep: fix tx dma unmap len values in SG
Date: Mon, 11 Sep 2023 02:23:06 -0700 [thread overview]
Message-ID: <20230911092306.2132794-1-srasheed@marvell.com> (raw)
Lengths of SG pointers are in big-endian
Fixes: 37d79d059606 ("octeon_ep: add Tx/Rx processing and interrupt support")
Signed-off-by: Shinas Rasheed <srasheed@marvell.com>
---
drivers/net/ethernet/marvell/octeon_ep/octep_tx.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c b/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c
index 5a520d37bea0..7e99486c274b 100644
--- a/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c
+++ b/drivers/net/ethernet/marvell/octeon_ep/octep_tx.c
@@ -69,12 +69,12 @@ int octep_iq_process_completions(struct octep_iq *iq, u16 budget)
compl_sg++;
dma_unmap_single(iq->dev, tx_buffer->sglist[0].dma_ptr[0],
- tx_buffer->sglist[0].len[0], DMA_TO_DEVICE);
+ tx_buffer->sglist[0].len[3], DMA_TO_DEVICE);
i = 1; /* entry 0 is main skb, unmapped above */
while (frags--) {
dma_unmap_page(iq->dev, tx_buffer->sglist[i >> 2].dma_ptr[i & 3],
- tx_buffer->sglist[i >> 2].len[i & 3], DMA_TO_DEVICE);
+ tx_buffer->sglist[i >> 2].len[3 - (i & 3)], DMA_TO_DEVICE);
i++;
}
--
2.25.1
next reply other threads:[~2023-09-11 21:48 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-11 9:23 Shinas Rasheed [this message]
2023-09-11 18:01 ` Simon Horman
2023-09-12 7:04 ` Shinas Rasheed
2023-09-12 8:45 ` Paolo Abeni
2023-09-13 5:49 ` [EXT] " Shinas Rasheed
2023-09-13 8:41 ` [net PATCH v2] " Shinas Rasheed
2023-09-14 10:57 ` Simon Horman
2023-09-15 13:00 ` patchwork-bot+netdevbpf
[not found] ` <PH0PR18MB473404EA35ADAC222C9EB68FC7F1A@PH0PR18MB4734.namprd18.prod.outlook.com>
2023-09-12 19:45 ` [EXT] Re: [net PATCH] " Simon Horman
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