[ATALK]: Add alloc_ltalkdev().

this matches the API used by other link layer like ethernet or token
ring.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 20 insertions, 2 deletions

diff --git a/net/appletalk/dev.c b/net/appletalk/dev.c
index 76598445d84b..1237e208e246 100644
--- a/net/appletalk/dev.c
+++ b/net/appletalk/dev.c
@@ -19,7 +19,7 @@ static int ltalk_mac_addr(struct net_device *dev, void *addr)
         return -EINVAL;
 }
 
-void ltalk_setup(struct net_device *dev)
+static void ltalk_setup(struct net_device *dev)
 {
         /* Fill in the fields of the device structure with localtalk-generic values. */
         
@@ -40,4 +40,22 @@ void ltalk_setup(struct net_device *dev)
 
         dev->flags              = IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP;
 }
-EXPORT_SYMBOL(ltalk_setup);
+
+/**
+ * alloc_ltalkdev - Allocates and sets up an localtalk device
+ * @sizeof_priv: Size of additional driver-private structure to be allocated
+ *      for this localtalk device
+ *
+ * Fill in the fields of the device structure with localtalk-generic
+ * values. Basically does everything except registering the device.
+ *
+ * Constructs a new net device, complete with a private data area of
+ * size @sizeof_priv.  A 32-byte (not bit) alignment is enforced for
+ * this private data area.
+ */
+
+struct net_device *alloc_ltalkdev(int sizeof_priv)
+{
+        return alloc_netdev(sizeof_priv, "lt%d", ltalk_setup);
+}
+EXPORT_SYMBOL(alloc_ltalkdev);