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authorKristof Provost <kp@FreeBSD.org>2022-07-01 11:13:20 +0000
committerKristof Provost <kp@FreeBSD.org>2022-07-01 12:31:57 +0000
commitba3b6b938db71a18a93cf88979af0e57136787bd (patch)
tree2a64e64bfa78ce21eae19d4419bd840a9ee7880e
parent42db2dbbc51bffa90dc594f728976dcdb646c2b6 (diff)
downloadsrc-ba3b6b938db71a18a93cf88979af0e57136787bd.tar.gz
src-ba3b6b938db71a18a93cf88979af0e57136787bd.zip
pf: handle dummynet for non-IP packets
Do not panic if we try to dummynet an Ethernet packet that's not IPv4 or IPv6. Simply give it to dummynet. Sponsored by: Rubicon Communications, LLC ("Netgate")
-rw-r--r--sys/netpfil/pf/pf.c2
-rw-r--r--tests/sys/netpfil/pf/ether.sh3
2 files changed, 3 insertions, 2 deletions
diff --git a/sys/netpfil/pf/pf.c b/sys/netpfil/pf/pf.c
index d9664404e6e3..d82ec5eafd3c 100644
--- a/sys/netpfil/pf/pf.c
+++ b/sys/netpfil/pf/pf.c
@@ -4094,8 +4094,6 @@ pf_test_eth_rule(int dir, struct pfi_kkif *kif, struct mbuf **m0)
dnflow.f_id.src_ip6 = src->v6;
dnflow.f_id.dst_ip6 = dst->v6;
break;
- default:
- panic("Unknown address family");
}
mtag->flags |= PF_TAG_DUMMYNET;
diff --git a/tests/sys/netpfil/pf/ether.sh b/tests/sys/netpfil/pf/ether.sh
index 549fbf22ab7b..7fd55a5d78b5 100644
--- a/tests/sys/netpfil/pf/ether.sh
+++ b/tests/sys/netpfil/pf/ether.sh
@@ -419,6 +419,9 @@ dummynet_body()
pft_set_rules alcatraz \
"ether pass in dnpipe 1"
+ # Ensure things don't break if non-IP(v4/v6) traffic hits dummynet
+ arp -d 192.0.2.2
+
# single ping succeeds just fine
atf_check -s exit:0 -o ignore ping -c 1 192.0.2.2