qemu: return PCIDevice on net device init and record devfn (Marcelo Tosatti)

Change the PCI network drivers init functions to return the PCIDev, to
inform which slot has been hot-plugged.

Also record PCIDevice structure on NICInfo to locate for release on
hot-removal.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6593 c046a42c-6fe2-441c-8c8c-71466251a162

net.h

@@ -64,6 +64,7 @@ struct NICInfo {
     const char *model;
     const char *name;
     VLANState *vlan;
+    void *private;
 };
 
 extern int nb_nics;