third-party: Fix tcpdump patch

[sliver-openvswitch.git] / lib / netdev-vport.c

diff --git a/lib/netdev-vport.c b/lib/netdev-vport.c
index 7fe169e..db5c3db 100644 (file)
--- a/lib/netdev-vport.c
+++ b/lib/netdev-vport.c
@@ -614,8 +614,10 @@ parse_tunnel_config(const char *name, const char *type,
                 char *endptr;
                 int tos;
                 tos = strtol(node->value, &endptr, 0);
-                if (*endptr == '\0') {
+                if (*endptr == '\0' && tos == (tos & IP_DSCP_MASK)) {
                     nl_msg_put_u8(options, OVS_TUNNEL_ATTR_TOS, tos);
+                } else {
+                    VLOG_WARN("%s: invalid TOS %s", name, node->value);
                 }
             }
         } else if (!strcmp(node->key, "ttl")) {
@@ -681,10 +683,14 @@ parse_tunnel_config(const char *name, const char *type,
     }
 
     if (is_ipsec) {
-        char *file_name = xasprintf("%s/%s", ovs_rundir(),
-                "ovs-monitor-ipsec.pid");
-        pid_t pid = read_pidfile(file_name);
-        free(file_name);
+        static pid_t pid = 0;
+        if (pid <= 0) {
+            char *file_name = xasprintf("%s/%s", ovs_rundir(),
+                                        "ovs-monitor-ipsec.pid");
+            pid = read_pidfile(file_name);
+            free(file_name);
+        }
+
         if (pid < 0) {
             VLOG_ERR("%s: IPsec requires the ovs-monitor-ipsec daemon",
                      name);