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Date: Mon, 21 Feb 2022 09:47:59 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, kernel test robot <lkp@...el.com>, Dan Carpenter <dan.carpenter@...cle.com>, Steen Hegelund <steen.hegelund@...rochip.com>, Jakub Kicinski <kuba@...nel.org>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 5.15 047/196] net: sparx5: do not refer to skb after passing it on From: Steen Hegelund <steen.hegelund@...rochip.com> [ Upstream commit 81eb8b0b18789e647e65579303529fd52d861cc2 ] Do not try to use any SKB fields after the packet has been passed up in the receive stack. Reported-by: kernel test robot <lkp@...el.com> Reported-by: Dan Carpenter <dan.carpenter@...cle.com> Signed-off-by: Steen Hegelund <steen.hegelund@...rochip.com> Link: https://lore.kernel.org/r/20220202083039.3774851-1-steen.hegelund@microchip.com Signed-off-by: Jakub Kicinski <kuba@...nel.org> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/net/ethernet/microchip/sparx5/sparx5_packet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c index dc7e5ea6ec158..148d431fcde42 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_packet.c @@ -145,9 +145,9 @@ static void sparx5_xtr_grp(struct sparx5 *sparx5, u8 grp, bool byte_swap) skb_put(skb, byte_cnt - ETH_FCS_LEN); eth_skb_pad(skb); skb->protocol = eth_type_trans(skb, netdev); - netif_rx(skb); netdev->stats.rx_bytes += skb->len; netdev->stats.rx_packets++; + netif_rx(skb); } static int sparx5_inject(struct sparx5 *sparx5, -- 2.34.1
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