libertas: fix spinlock recursion bug

[linux-2.6-omap-h63xx.git] / drivers / net / netconsole.c

diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 31e047dd7bb349d7e38d394c02e6a041f6ee29df..501e451be9110eb458e144ab12acc982101fd3b3 100644 (file)
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -309,8 +309,8 @@ static ssize_t show_local_mac(struct netconsole_target *nt, char *buf)
        struct net_device *dev = nt->np.dev;
 
        DECLARE_MAC_BUF(mac);
-       return snprintf(buf, PAGE_SIZE, "%s\n",
-                       print_mac(mac, dev->dev_addr));
+       return snprintf(buf, PAGE_SIZE, "%s\n", dev ?
+                       print_mac(mac, dev->dev_addr) : "ff:ff:ff:ff:ff:ff");
 }
 
 static ssize_t show_remote_mac(struct netconsole_target *nt, char *buf)