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authorJakub Kicinski <kuba@kernel.org>2022-11-29 22:04:52 +0100
committerJakub Kicinski <kuba@kernel.org>2022-11-29 22:04:52 +0100
commitf2bb566f5c977ff010baaa9e5e14d9a75b06e5f2 (patch)
tree6359cc9169bd06bfb8b757a534c82886df605b71 /drivers/net/bonding/bond_main.c
parentudp_tunnel: Add checks for nla_nest_start() in __udp_tunnel_nic_dump_write() (diff)
parentMerge tag 'net-6.1-rc8-2' of git://git.kernel.org/pub/scm/linux/kernel/git/ne... (diff)
downloadlinux-f2bb566f5c977ff010baaa9e5e14d9a75b06e5f2.tar.xz
linux-f2bb566f5c977ff010baaa9e5e14d9a75b06e5f2.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
tools/lib/bpf/ringbuf.c 927cbb478adf ("libbpf: Handle size overflow for ringbuf mmap") b486d19a0ab0 ("libbpf: checkpatch: Fixed code alignments in ringbuf.c") https://lore.kernel.org/all/20221121122707.44d1446a@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
-rw-r--r--drivers/net/bonding/bond_main.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 6c4348245d1f..c87481033995 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3233,16 +3233,23 @@ static int bond_na_rcv(const struct sk_buff *skb, struct bonding *bond,
struct slave *slave)
{
struct slave *curr_active_slave, *curr_arp_slave;
- struct icmp6hdr *hdr = icmp6_hdr(skb);
struct in6_addr *saddr, *daddr;
+ struct {
+ struct ipv6hdr ip6;
+ struct icmp6hdr icmp6;
+ } *combined, _combined;
if (skb->pkt_type == PACKET_OTHERHOST ||
- skb->pkt_type == PACKET_LOOPBACK ||
- hdr->icmp6_type != NDISC_NEIGHBOUR_ADVERTISEMENT)
+ skb->pkt_type == PACKET_LOOPBACK)
+ goto out;
+
+ combined = skb_header_pointer(skb, 0, sizeof(_combined), &_combined);
+ if (!combined || combined->ip6.nexthdr != NEXTHDR_ICMP ||
+ combined->icmp6.icmp6_type != NDISC_NEIGHBOUR_ADVERTISEMENT)
goto out;
- saddr = &ipv6_hdr(skb)->saddr;
- daddr = &ipv6_hdr(skb)->daddr;
+ saddr = &combined->ip6.saddr;
+ daddr = &combined->ip6.saddr;
slave_dbg(bond->dev, slave->dev, "%s: %s/%d av %d sv %d sip %pI6c tip %pI6c\n",
__func__, slave->dev->name, bond_slave_state(slave),