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ofproto-dpif-xlate: Adding IGMP/MLD checksum verification

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When IGMP or MLD packets arrive their content is used without the checksum
being verified. With this change the checksum is verified, and the packet
is not used for multicast snooping on failure.

Signed-off-by: Eelco Chaudron <echaudro@redhat.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
This commit is contained in:
Eelco Chaudron
2016-12-14 19:08:27 +01:00
committed by Ben Pfaff
parent d7623379d9
commit 46445c6300
5 changed files with 87 additions and 0 deletions
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lib/packets.h
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@@ -840,6 +840,8 @@ struct icmp6_header {
BUILD_ASSERT_DECL(ICMP6_HEADER_LEN == sizeof(struct icmp6_header));
uint32_t packet_csum_pseudoheader6(const struct ovs_16aligned_ip6_hdr *);
uint16_t packet_csum_upperlayer6(const struct ovs_16aligned_ip6_hdr *,
const void *, uint8_t, uint16_t);
/* Neighbor Discovery option field.
* ND options are always a multiple of 8 bytes in size. */