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samples/bpf: fix bpf tunnel cleanup

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test_tunnel_bpf.sh fails to remove the vxlan11 tunnel device, causing the
next geneve tunnelling test case fails.  In addition, the geneve reserved bit
in tcbpf2_kern.c should be zero, according to the RFC.

Signed-off-by: William Tu <u9012063@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
William Tu 2017-07-31 14:40:50 -07:00 committed by David S. Miller
parent cb891fa6a1
commit cc75f8514d
2 changed files with 3 additions and 2 deletions
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4
samples/bpf/tcbpf2_kern.c
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@ -147,9 +147,9 @@ int _geneve_set_tunnel(struct __sk_buff *skb)
__builtin_memset(&gopt, 0x0, sizeof(gopt));
gopt.opt_class = 0x102; /* Open Virtual Networking (OVN) */
gopt.type = 0x08;
gopt.r1 = 1;
gopt.r1 = 0;
gopt.r2 = 0;
gopt.r3 = 1;
gopt.r3 = 0;
gopt.length = 2; /* 4-byte multiple */
*(int *) &gopt.opt_data = 0xdeadbeef;

1
samples/bpf/test_tunnel_bpf.sh
View File

@ -149,6 +149,7 @@ function cleanup {
ip link del veth1
ip link del ipip11
ip link del gretap11
ip link del vxlan11
ip link del geneve11
pkill tcpdump
pkill cat