netdev: Fix typo in error message.

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

diff --git a/lib/netdev.c b/lib/netdev.c
index e77fcdf..64dfda5 100644 (file)
--- a/lib/netdev.c
+++ b/lib/netdev.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira Networks.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -537,7 +537,7 @@ netdev_set_mtu(const struct netdev *netdev, int mtu)
 
     error = class->set_mtu ? class->set_mtu(netdev, mtu) : EOPNOTSUPP;
     if (error && error != EOPNOTSUPP) {
-        VLOG_WARN_RL(&rl, "failed to retrieve MTU for network device %s: %s",
+        VLOG_WARN_RL(&rl, "failed to set MTU for network device %s: %s",
                      netdev_get_name(netdev), strerror(error));
     }
 
@@ -692,6 +692,26 @@ netdev_set_in4(struct netdev *netdev, struct in_addr addr, struct in_addr mask)
             : EOPNOTSUPP);
 }
 
+/* Obtains ad IPv4 address from device name and save the address in
+ * in4.  Returns 0 if successful, otherwise a positive errno value.
+ */
+int
+netdev_get_in4_by_name(const char *device_name, struct in_addr *in4)
+{
+    struct netdev *netdev;
+    int error;
+
+    error = netdev_open(device_name, "system", &netdev);
+    if (error) {
+        in4->s_addr = htonl(0);
+        return error;
+    }
+
+    error = netdev_get_in4(netdev, in4, NULL);
+    netdev_close(netdev);
+    return error;
+}
+
 /* Adds 'router' as a default IP gateway for the TCP/IP stack that corresponds
  * to 'netdev'. */
 int