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| author | Stanislav Fomichev <sdf@google.com> | 2019-04-22 08:55:46 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2019-04-23 18:36:34 +0200 |
| commit | 3cbf4ffba5eeec60f82868a5facc1962d8a44d00 (patch) | |
| tree | ef319394a3273b9c2091fc82e56d79dc03fb5469 /net/ethernet | |
| parent | 7b8a1304323b35bbf060e0d29691031056836b73 (diff) | |
| download | linux-3cbf4ffba5eeec60f82868a5facc1962d8a44d00.tar.gz linux-3cbf4ffba5eeec60f82868a5facc1962d8a44d00.tar.bz2 linux-3cbf4ffba5eeec60f82868a5facc1962d8a44d00.zip | |
net: plumb network namespace into __skb_flow_dissect
This new argument will be used in the next patches for the
eth_get_headlen use case. eth_get_headlen calls flow dissector
with only data (without skb) so there is currently no way to
pull attached BPF flow dissector program. With this new argument,
we can amend the callers to explicitly pass network namespace
so we can use attached BPF program.
Signed-off-by: Stanislav Fomichev <sdf@google.com>
Reviewed-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'net/ethernet')
| -rw-r--r-- | net/ethernet/eth.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index f7a3d7a171c7..1e439549c419 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -136,8 +136,9 @@ u32 eth_get_headlen(void *data, unsigned int len) return len; /* parse any remaining L2/L3 headers, check for L4 */ - if (!skb_flow_dissect_flow_keys_basic(NULL, &keys, data, eth->h_proto, - sizeof(*eth), len, flags)) + if (!skb_flow_dissect_flow_keys_basic(NULL, NULL, &keys, data, + eth->h_proto, sizeof(*eth), + len, flags)) return max_t(u32, keys.control.thoff, sizeof(*eth)); /* parse for any L4 headers */ |