| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.19 127/207] sfc/siena: fix null pointer dereference in efx_hard_start_xmit | Date | Mon, 26 Sep 2022 12:11:56 +0200 |
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From: Íñigo Huguet <ihuguet@redhat.com>
[ Upstream commit 589c6eded10c77a12b7b2cf235b6b19a2bdb91fa ]
Like in previous patch for sfc, prevent potential (but unlikely) NULL pointer dereference.
Fixes: 12804793b17c ("sfc: decouple TXQ type from label") Reported-by: Tianhao Zhao <tizhao@redhat.com> Signed-off-by: Íñigo Huguet <ihuguet@redhat.com> Link: https://lore.kernel.org/r/20220915141958.16458-1-ihuguet@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/ethernet/sfc/siena/tx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/sfc/siena/tx.c b/drivers/net/ethernet/sfc/siena/tx.c index e166dcb9b99c..91e87594ed1e 100644 --- a/drivers/net/ethernet/sfc/siena/tx.c +++ b/drivers/net/ethernet/sfc/siena/tx.c @@ -336,7 +336,7 @@ netdev_tx_t efx_siena_hard_start_xmit(struct sk_buff *skb, * previous packets out. */ if (!netdev_xmit_more()) - efx_tx_send_pending(tx_queue->channel); + efx_tx_send_pending(efx_get_tx_channel(efx, index)); return NETDEV_TX_OK; } -- 2.35.1
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