lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 02 Nov 2011 15:13:34 -0700 From: Greg KH <gregkh@...e.de> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk, Sridhar Samudrala <sri@...ibm.com>, Jeff Kirsher <jeffrey.t.kirsher@...el.com>, "David S. Miller" <davem@...emloft.net>, Faidon Liambotis <paravoid@...ian.org> Subject: [008/107] net: Fix IPv6 GSO type checks in Intel ethernet drivers 2.6.32-longterm review patch. If anyone has any objections, please let us know. ------------------ From: Sridhar Samudrala <sri@...ibm.com> commit 8e1e8a4779cb23c1d9f51e9223795e07ec54d77a upstream. Found this problem when testing IPv6 from a KVM guest to a remote host via e1000e device on the host. The following patch fixes the check for IPv6 GSO packet in Intel ethernet drivers to use skb_is_gso_v6(). SKB_GSO_DODGY is also set when packets are forwarded from a guest. Signed-off-by: Sridhar Samudrala <sri@...ibm.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com> Signed-off-by: David S. Miller <davem@...emloft.net> Signed-off-by: Faidon Liambotis <paravoid@...ian.org> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de> --- drivers/net/e1000e/netdev.c | 2 +- drivers/net/igb/igb_main.c | 2 +- drivers/net/igbvf/netdev.c | 2 +- drivers/net/ixgbe/ixgbe_main.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -3807,7 +3807,7 @@ static int e1000_tso(struct e1000_adapte 0); cmd_length = E1000_TXD_CMD_IP; ipcse = skb_transport_offset(skb) - 1; - } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) { + } else if (skb_is_gso_v6(skb)) { ipv6_hdr(skb)->payload_len = 0; tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -3032,7 +3032,7 @@ static inline int igb_tso_adv(struct igb iph->daddr, 0, IPPROTO_TCP, 0); - } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) { + } else if (skb_is_gso_v6(skb)) { ipv6_hdr(skb)->payload_len = 0; tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr, --- a/drivers/net/igbvf/netdev.c +++ b/drivers/net/igbvf/netdev.c @@ -1953,7 +1953,7 @@ static int igbvf_tso(struct igbvf_adapte iph->daddr, 0, IPPROTO_TCP, 0); - } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) { + } else if (skb_is_gso_v6(skb)) { ipv6_hdr(skb)->payload_len = 0; tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr, --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -4881,7 +4881,7 @@ static int ixgbe_tso(struct ixgbe_adapte IPPROTO_TCP, 0); adapter->hw_tso_ctxt++; - } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) { + } else if (skb_is_gso_v6(skb)) { ipv6_hdr(skb)->payload_len = 0; tcp_hdr(skb)->check = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists