[PATCH] deprecate dev_get

[Stephen Hemminger <shemminger@xxxxxxxx>]

The interface dev_get has past it's usefulness.  I sent out patches
that remove the two other uses left of it in the 2.6 tree.

This marks it as deprecated because there still may be out of tree
drivers that use it.

diff -urN -X dontdiff linux-2.5/include/linux/netdevice.h 
linux-2.5-net/include/linux/netdevice.h
--- linux-2.5/include/linux/netdevice.h 2003-09-05 09:36:05.000000000 -0700
+++ linux-2.5-net/include/linux/netdevice.h     2003-09-12 12:22:57.000000000 
-0700
@@ -502,7 +502,11 @@
 extern void            dev_add_pack(struct packet_type *pt);
 extern void            dev_remove_pack(struct packet_type *pt);
 extern void            __dev_remove_pack(struct packet_type *pt);
-extern int             dev_get(const char *name);
+extern int             __dev_get(const char *name);
+static inline int __deprecated dev_get(const char *name)
+{
+       return __dev_get(name);
+}
 extern struct net_device       *dev_get_by_flags(unsigned short flags,
                                                  unsigned short mask);
 extern struct net_device       *__dev_get_by_flags(unsigned short flags,
diff -urN -X dontdiff linux-2.5/net/core/dev.c linux-2.5-net/net/core/dev.c
--- linux-2.5/net/core/dev.c    2003-09-12 11:44:40.000000000 -0700
+++ linux-2.5-net/net/core/dev.c        2003-09-12 12:38:48.000000000 -0700
@@ -470,10 +470,10 @@
  *     to be sure the name is not allocated or removed during the test the
  *     caller must hold the rtnl semaphore.
  *
- *     This function primarily exists for back compatibility with older
+ *     This function exists only for back compatibility with older
  *     drivers.
  */
-int dev_get(const char *name)
+int __dev_get(const char *name)
 {
        struct net_device *dev;
 
@@ -698,7 +698,13 @@
 
 void dev_load(const char *name)
 {
-       if (!dev_get(name) && capable(CAP_SYS_MODULE))
+       struct net_device *dev;  
+
+       read_lock(&dev_base_lock);
+       dev = __dev_get_by_name(name);
+       read_unlock(&dev_base_lock);
+
+       if (dev && capable(CAP_SYS_MODULE))
                request_module("%s", name);
 }
 
diff -urN -X dontdiff linux-2.5/net/netsyms.c linux-2.5-net/net/netsyms.c
--- linux-2.5/net/netsyms.c     2003-09-02 08:48:11.000000000 -0700
+++ linux-2.5-net/net/netsyms.c 2003-09-12 17:24:11.000000000 -0700
@@ -511,7 +511,7 @@
 EXPORT_SYMBOL(dev_add_pack);
 EXPORT_SYMBOL(dev_remove_pack);
 EXPORT_SYMBOL(__dev_remove_pack);
-EXPORT_SYMBOL(dev_get);
+EXPORT_SYMBOL(__dev_get);
 EXPORT_SYMBOL(dev_alloc);
 EXPORT_SYMBOL(dev_alloc_name);
 EXPORT_SYMBOL(__netdev_watchdog_up);