diff options
Diffstat (limited to 'target/linux/lantiq/patches-5.10/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch')
| -rw-r--r-- | target/linux/lantiq/patches-5.10/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/target/linux/lantiq/patches-5.10/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch b/target/linux/lantiq/patches-5.10/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch deleted file mode 100644 index 090b7e3111..0000000000 --- a/target/linux/lantiq/patches-5.10/0716-v5.17-net-lantiq_xrx200-fix-use-after-free-bug.patch +++ /dev/null @@ -1,30 +0,0 @@ -From dd830aed23c6e07cd8e2a163742bf3d63c9add08 Mon Sep 17 00:00:00 2001 -From: Aleksander Jan Bajkowski <olek2@wp.pl> -Date: Sat, 5 Mar 2022 12:20:39 +0100 -Subject: net: lantiq_xrx200: fix use after free bug - -The skb->len field is read after the packet is sent to the network -stack. In the meantime, skb can be freed. This patch fixes this bug. - -Fixes: c3e6b2c35b34 ("net: lantiq_xrx200: add ingress SG DMA support") -Reported-by: Eric Dumazet <eric.dumazet@gmail.com> -Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl> -Acked-by: Hauke Mehrtens <hauke@hauke-m.de> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/ethernet/lantiq_xrx200.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/net/ethernet/lantiq_xrx200.c -+++ b/drivers/net/ethernet/lantiq_xrx200.c -@@ -260,9 +260,9 @@ static int xrx200_hw_receive(struct xrx2 - - if (ctl & LTQ_DMA_EOP) { - ch->skb_head->protocol = eth_type_trans(ch->skb_head, net_dev); -- netif_receive_skb(ch->skb_head); - net_dev->stats.rx_packets++; - net_dev->stats.rx_bytes += ch->skb_head->len; -+ netif_receive_skb(ch->skb_head); - ch->skb_head = NULL; - ch->skb_tail = NULL; - ret = XRX200_DMA_PACKET_COMPLETE; |