In future patches, ofproto-dpif-xlate may be temporarily out of
sync with ofproto-dpif proper, and pass an unknown ofport to
lacp_process_packet(). This patch handles that edge case
gracefully.
Signed-off-by: Ethan Jackson <et...@nicira.com>
---
lib/lacp.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/lib/lacp.c b/lib/lacp.c
index 9daca3b..9faeead 100644
--- a/lib/lacp.c
+++ b/lib/lacp.c
@@ -279,6 +279,10 @@ lacp_process_packet(struct lacp *lacp, const void *slave_,
const struct lacp_pdu *pdu;
long long int tx_rate;
+ if (!slave) {
+ return;
+ }
+
pdu = parse_lacp_packet(packet);
if (!pdu) {
VLOG_WARN_RL(&rl, "%s: received an unparsable LACP PDU.", lacp->name);
--
1.7.9.5
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