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flow: Don't assume non-IPv4 is IPv6 for un-wildcarding.

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When determinining what fields to un-wildcard for the symmetric L4 hash,
don't include the IPv6 address fields if the packet isn't IPv6.

Reported-by: Jarno Rajahalme <jarno.rajahalme@nsn.com>
Signed-off-by: Justin Pettit <jpettit@nicira.com>
Acked-by: Ethan Jackson <ethan@nicira.com>
This commit is contained in:
Justin Pettit
2013-06-28 11:31:48 -07:00
parent 6a3e30f3e7
commit 7f8a65cac1
1 changed files with 1 additions and 1 deletions
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2
lib/flow.c
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@@ -795,7 +795,7 @@ flow_mask_hash_fields(const struct flow *flow, struct flow_wildcards *wc,
if (flow->dl_type == htons(ETH_TYPE_IP)) {
memset(&wc->masks.nw_src, 0xff, sizeof wc->masks.nw_src);
memset(&wc->masks.nw_dst, 0xff, sizeof wc->masks.nw_dst);
} else {
} else if (flow->dl_type == htons(ETH_TYPE_IPV6)) {
memset(&wc->masks.ipv6_src, 0xff, sizeof wc->masks.ipv6_src);
memset(&wc->masks.ipv6_dst, 0xff, sizeof wc->masks.ipv6_dst);
}