[NET]: Add __dev_getfirstbyhwtype

[powerpc.git] / net / core / dev.c

diff --git a/net/core/dev.c b/net/core/dev.c
index eb99900..c305819 100644 (file)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -576,17 +576,28 @@ struct net_device *dev_getbyhwaddr(unsigned short type, char *ha)
 
 EXPORT_SYMBOL(dev_getbyhwaddr);
 
-struct net_device *dev_getfirstbyhwtype(unsigned short type)
+struct net_device *__dev_getfirstbyhwtype(unsigned short type)
 {
        struct net_device *dev;
 
-       rtnl_lock();
+       ASSERT_RTNL();
        for (dev = dev_base; dev; dev = dev->next) {
-               if (dev->type == type) {
-                       dev_hold(dev);
+               if (dev->type == type)
                        break;
-               }
        }
+       return dev;
+}
+
+EXPORT_SYMBOL(__dev_getfirstbyhwtype);
+
+struct net_device *dev_getfirstbyhwtype(unsigned short type)
+{
+       struct net_device *dev;
+
+       rtnl_lock();
+       dev = __dev_getfirstbyhwtype(type);
+       if (dev)
+               dev_hold(dev);
        rtnl_unlock();
        return dev;
 }