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Backport Russell King's series [1] net: mvneta: reduce size of TSO header allocation to pending-5.15 to fix random crashes on Turris Omnia. This also backports two patches that are dependencies to this series: net: mvneta: Delete unused variable net: mvneta: fix potential double-frees in mvneta_txq_sw_deinit() [1] https://lore.kernel.org/netdev/ZCsbJ4nG+So%2Fn9qY@shell.armlinux.org.uk/ Signed-off-by: Marek Behún <kabel@kernel.org> Signed-off-by: Christian Lamparter <chunkeey@gmail.com> (squashed)
63 lines
2.2 KiB
Diff
63 lines
2.2 KiB
Diff
From 43ed6fff01333868a1d0e19876f67c22d9939952 Mon Sep 17 00:00:00 2001
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From: Yuval Shaia <yshaia@marvell.com>
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Date: Wed, 13 Oct 2021 09:49:21 +0300
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Subject: [PATCH] net: mvneta: Delete unused variable
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The variable pp is not in use - delete it.
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Signed-off-by: Yuval Shaia <yshaia@marvell.com>
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Link: https://lore.kernel.org/r/20211013064921.26346-1-yshaia@marvell.com
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Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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---
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drivers/net/ethernet/marvell/mvneta.c | 11 +++++------
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1 file changed, 5 insertions(+), 6 deletions(-)
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--- a/drivers/net/ethernet/marvell/mvneta.c
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+++ b/drivers/net/ethernet/marvell/mvneta.c
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@@ -1914,7 +1914,7 @@ static int mvneta_rx_refill(struct mvnet
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}
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/* Handle tx checksum */
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-static u32 mvneta_skb_tx_csum(struct mvneta_port *pp, struct sk_buff *skb)
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+static u32 mvneta_skb_tx_csum(struct sk_buff *skb)
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{
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if (skb->ip_summed == CHECKSUM_PARTIAL) {
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int ip_hdr_len = 0;
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@@ -2595,8 +2595,7 @@ err_drop_frame:
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}
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static inline void
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-mvneta_tso_put_hdr(struct sk_buff *skb,
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- struct mvneta_port *pp, struct mvneta_tx_queue *txq)
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+mvneta_tso_put_hdr(struct sk_buff *skb, struct mvneta_tx_queue *txq)
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{
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int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
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struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index];
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@@ -2604,7 +2603,7 @@ mvneta_tso_put_hdr(struct sk_buff *skb,
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tx_desc = mvneta_txq_next_desc_get(txq);
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tx_desc->data_size = hdr_len;
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- tx_desc->command = mvneta_skb_tx_csum(pp, skb);
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+ tx_desc->command = mvneta_skb_tx_csum(skb);
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tx_desc->command |= MVNETA_TXD_F_DESC;
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tx_desc->buf_phys_addr = txq->tso_hdrs_phys +
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txq->txq_put_index * TSO_HEADER_SIZE;
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@@ -2681,7 +2680,7 @@ static int mvneta_tx_tso(struct sk_buff
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hdr = txq->tso_hdrs + txq->txq_put_index * TSO_HEADER_SIZE;
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tso_build_hdr(skb, hdr, &tso, data_left, total_len == 0);
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- mvneta_tso_put_hdr(skb, pp, txq);
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+ mvneta_tso_put_hdr(skb, txq);
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while (data_left > 0) {
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int size;
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@@ -2799,7 +2798,7 @@ static netdev_tx_t mvneta_tx(struct sk_b
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/* Get a descriptor for the first part of the packet */
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tx_desc = mvneta_txq_next_desc_get(txq);
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- tx_cmd = mvneta_skb_tx_csum(pp, skb);
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+ tx_cmd = mvneta_skb_tx_csum(skb);
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tx_desc->data_size = skb_headlen(skb);
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