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author | Yi-Hung Wei <yihung.wei@gmail.com> | 2019-10-15 10:27:43 -0700 |
---|---|---|
committer | Ben Pfaff <blp@ovn.org> | 2019-10-18 10:55:47 -0700 |
commit | c1d728dbdea811293e6aa6c18ee9e2b323fac875 (patch) | |
tree | 0468c0a74e2d5fde2ce1818423a841d1927e5cd9 /datapath | |
parent | 719197e73bac15656374af48a0f86b79d9eaea34 (diff) | |
download | openvswitch-c1d728dbdea811293e6aa6c18ee9e2b323fac875.tar.gz |
datapath: Replace nf_ct_invert_tuplepr() with nf_ct_invert_tuple()
After upstream net-next commit 303e0c558959 ("netfilter: conntrack:
avoid unneeded nf_conntrack_l4proto lookups") nf_ct_invert_tuplepr()
is no longer available in the kernel.
Ideally, we should be in sync with upstream kernel by calling
nf_ct_invert_tuple() directly in conntrack.c. However,
nf_ct_invert_tuple() has different function signature in older kernel,
and it would be hard to replace that in the compat layer. Thus, we
use rpl_nf_ct_invert_tuple() in conntrack.c and maintain compatibility
in the compat layer so that ovs kernel module runs smoothly in both
new and old kernel.
Signed-off-by: Yi-Hung Wei <yihung.wei@gmail.com>
Reviewed-by: Yifeng Sun <pkusunyifeng@gmail.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Diffstat (limited to 'datapath')
-rw-r--r-- | datapath/conntrack.c | 2 | ||||
-rw-r--r-- | datapath/linux/compat/include/net/netfilter/nf_conntrack_core.h | 14 |
2 files changed, 15 insertions, 1 deletions
diff --git a/datapath/conntrack.c b/datapath/conntrack.c index e328afe1a..afdd65b4c 100644 --- a/datapath/conntrack.c +++ b/datapath/conntrack.c @@ -668,7 +668,7 @@ ovs_ct_find_existing(struct net *net, const struct nf_conntrack_zone *zone, if (natted) { struct nf_conntrack_tuple inverse; - if (!nf_ct_invert_tuplepr(&inverse, &tuple)) { + if (!rpl_nf_ct_invert_tuple(&inverse, &tuple)) { pr_debug("ovs_ct_find_existing: Inversion failed!\n"); return NULL; } diff --git a/datapath/linux/compat/include/net/netfilter/nf_conntrack_core.h b/datapath/linux/compat/include/net/netfilter/nf_conntrack_core.h index 84cb09e65..bb3d79471 100644 --- a/datapath/linux/compat/include/net/netfilter/nf_conntrack_core.h +++ b/datapath/linux/compat/include/net/netfilter/nf_conntrack_core.h @@ -113,4 +113,18 @@ rpl_nf_conntrack_in(struct sk_buff *skb, const struct nf_hook_state *state) #define nf_conntrack_in rpl_nf_conntrack_in #endif /* HAVE_NF_CONNTRACK_IN_TAKES_NF_HOOK_STATE */ +#ifdef HAVE_NF_CT_INVERT_TUPLEPR +static inline bool rpl_nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse, + const struct nf_conntrack_tuple *orig) +{ + return nf_ct_invert_tuplepr(inverse, orig); +} +#else +static inline bool rpl_nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse, + const struct nf_conntrack_tuple *orig) +{ + return nf_ct_invert_tuple(inverse, orig); +} +#endif /* HAVE_NF_CT_INVERT_TUPLEPR */ + #endif /* _NF_CONNTRACK_CORE_WRAPPER_H */ |