diff options
Diffstat (limited to 'src/netlink.c')
| -rw-r--r-- | src/netlink.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/netlink.c b/src/netlink.c index c0a0805..89a4ebc 100644 --- a/src/netlink.c +++ b/src/netlink.c @@ -60,14 +60,14 @@ static int sanity_check(struct nf_conntrack *ct) return 1; } -int ignore_conntrack(struct nf_conntrack *ct) +/* we do user-space filtering for dump and resyncs */ +int ignore_conntrack(struct nf_conntrack *ct, int userspace) { /* missing mandatory attributes in object */ if (!sanity_check(ct)) return 1; - /* Ignore traffic */ - if (!ct_filter_check(STATE(us_filter), ct)) { + if (userspace && !ct_filter_check(STATE(us_filter), ct)) { debug_ct(ct, "ignore traffic"); return 1; } @@ -79,7 +79,8 @@ static int event_handler(enum nf_conntrack_msg_type type, struct nf_conntrack *ct, void *data) { - if (ignore_conntrack(ct)) + /* skip user-space filtering if already do it in the kernel */ + if (ignore_conntrack(ct, !CONFIG(kernel_support_netlink_bsf))) return NFCT_CB_STOP; switch(type) { @@ -155,7 +156,7 @@ static int dump_handler(enum nf_conntrack_msg_type type, struct nf_conntrack *ct, void *data) { - if (ignore_conntrack(ct)) + if (ignore_conntrack(ct, 1)) return NFCT_CB_CONTINUE; switch(type) { |