X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=vswitchd%2Fbridge.c;h=48d02b38331017e043e1f20838cc073c88d79750;hb=cb5087caddd187e71d5f32118d8d807c9c131725;hp=ea0641ef0523aac234f4d295319d64d53e5a9ab4;hpb=1d87357a1322c2faa290452c08c7f794c0be848b;p=openvswitch

diff --git a/vswitchd/bridge.c b/vswitchd/bridge.c
index ea0641ef..48d02b38 100644
--- a/vswitchd/bridge.c
+++ b/vswitchd/bridge.c
@@ -547,7 +547,7 @@ bridge_reconfigure(void)
             /* Add to datapath. */
             error = dpif_port_add(br->dpif, if_name,
                                   internal ? ODP_PORT_INTERNAL : 0, NULL);
-            if (error == EXFULL) {
+            if (error == EFBIG) {
                 VLOG_ERR("ran out of valid port numbers on %s",
                          dpif_name(br->dpif));
                 break;
@@ -741,6 +741,7 @@ bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN],
             !eth_addr_is_zero(iface_ea) &&
             memcmp(iface_ea, ea, ETH_ADDR_LEN) < 0)
         {
+            memcpy(ea, iface_ea, ETH_ADDR_LEN);
             *hw_addr_iface = iface;
         }
     }
@@ -1773,12 +1774,14 @@ compose_dsts(const struct bridge *br, const flow_t *flow, uint16_t vlan,
                 for (i = 0; i < br->n_ports; i++) {
                     struct port *port = br->ports[i];
                     if (port_includes_vlan(port, m->out_vlan)
-                        && set_dst(dst, flow, in_port, port, tags)
-                        && !dst_is_duplicate(dsts, dst - dsts, dst))
+                        && set_dst(dst, flow, in_port, port, tags))
                     {
                         if (port->vlan < 0) {
                             dst->vlan = m->out_vlan;
                         }
+                        if (dst_is_duplicate(dsts, dst - dsts, dst)) {
+                            continue;
+                        }
                         if (dst->dp_ifidx == flow->in_port
                             && dst->vlan == vlan) {
                             /* Don't send out input port on same VLAN. */
@@ -1952,7 +1955,7 @@ process_flow(struct bridge *br, const flow_t *flow,
             goto done;
         } else {
             /* Drop all multicast packets for which we have learned a different
-             * input port, because we probably sent the packet on one slaves
+             * input port, because we probably sent the packet on one slave
              * and got it back on the active slave.  Broadcast ARP replies are
              * an exception to this rule: the host has moved to another
              * switch. */
@@ -3368,6 +3371,7 @@ mirror_reconfigure_one(struct mirror *m)
     int *vlans;
     size_t i;
     bool mirror_all_ports;
+    bool any_ports_specified;
 
     /* Get output port. */
     out_port_name = cfg_get_key(0, "mirror.%s.%s.output.port",
@@ -3406,11 +3410,18 @@ mirror_reconfigure_one(struct mirror *m)
     cfg_get_all_keys(&src_ports, "%s.select.src-port", pfx);
     cfg_get_all_keys(&dst_ports, "%s.select.dst-port", pfx);
     cfg_get_all_keys(&ports, "%s.select.port", pfx);
+    any_ports_specified = src_ports.n || dst_ports.n || ports.n;
     svec_append(&src_ports, &ports);
     svec_append(&dst_ports, &ports);
     svec_destroy(&ports);
     prune_ports(m, &src_ports);
     prune_ports(m, &dst_ports);
+    if (any_ports_specified && !src_ports.n && !dst_ports.n) {
+        VLOG_ERR("%s: none of the specified ports exist; "
+                 "disabling port mirror %s", pfx, pfx);
+        mirror_destroy(m);
+        goto exit;
+    }
 
     /* Get all the vlans, and drop duplicate and invalid vlans. */
     svec_init(&vlan_strings);
@@ -3462,6 +3473,7 @@ mirror_reconfigure_one(struct mirror *m)
     }
 
     /* Clean up. */
+exit:
     svec_destroy(&src_ports);
     svec_destroy(&dst_ports);
     free(pfx);