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| author |   Simon Horman <simon.horman@netronome.com> | 2016-04-21 11:49:15 +1000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-04-21 15:28:47 -0400 |
| commit | b4f70527f052b0c00be4d7cac562baa75b212df5 (patch) | |
| tree | c31bbf699b5793ec7731cea3735d71a8286feb26 /net | |
| parent | Driver: Vmxnet3: set CHECKSUM_UNNECESSARY for IPv6 packets (diff) | |
| download | linux-dev-b4f70527f052b0c00be4d7cac562baa75b212df5.tar.xz linux-dev-b4f70527f052b0c00be4d7cac562baa75b212df5.zip | |
openvswitch: use flow protocol when recalculating ipv6 checksums
When using masked actions the ipv6_proto field of an action
to set IPv6 fields may be zero rather than the prevailing protocol
which will result in skipping checksum recalculation.
This patch resolves the problem by relying on the protocol
in the flow key rather than that in the set field action.
Fixes: 83d2b9ba1abc ("net: openvswitch: Support masked set actions.")
Cc: Jarno Rajahalme <jrajahalme@nicira.com>
Signed-off-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/openvswitch/actions.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index e9dd47b2a85b..879185fe183f 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -461,7 +461,7 @@ static int set_ipv6(struct sk_buff *skb, struct sw_flow_key *flow_key, mask_ipv6_addr(saddr, key->ipv6_src, mask->ipv6_src, masked); if (unlikely(memcmp(saddr, masked, sizeof(masked)))) { - set_ipv6_addr(skb, key->ipv6_proto, saddr, masked, + set_ipv6_addr(skb, flow_key->ip.proto, saddr, masked, true); memcpy(&flow_key->ipv6.addr.src, masked, sizeof(flow_key->ipv6.addr.src)); @@ -483,7 +483,7 @@ static int set_ipv6(struct sk_buff *skb, struct sw_flow_key *flow_key, NULL, &flags) != NEXTHDR_ROUTING); - set_ipv6_addr(skb, key->ipv6_proto, daddr, masked, + set_ipv6_addr(skb, flow_key->ip.proto, daddr, masked, recalc_csum); memcpy(&flow_key->ipv6.addr.dst, masked, sizeof(flow_key->ipv6.addr.dst)); |