nodedev: Remove privateData from virNodeDeviceObj

It was only ever used in node_device_hal.c which really never used it
anyway since the NODE_DEV_UDI was never referenced.  Remove free_udi()
and @privData as well as the references to obj->privateData & obj->privateFree.
Signed-off-by: NJohn Ferlan <jferlan@redhat.com>

src/conf/node_device_conf.h

@@ -335,8 +335,6 @@ struct _virNodeDeviceObj {
     virMutex lock;
 
     virNodeDeviceDefPtr def;		/* device definition */
-    void *privateData;			/* driver-specific private data */
-    void (*privateFree)(void *data);	/* destructor for private data */
 
 };
 

src/conf/virnodedeviceobj.c

@@ -246,8 +246,6 @@ virNodeDeviceObjFree(virNodeDeviceObjPtr dev)
         return;
 
     virNodeDeviceDefFree(dev->def);
-    if (dev->privateFree)
-        (*dev->privateFree)(dev->privateData);
 
     virMutexDestroy(&dev->lock);
 

src/node_device/node_device_hal.c

@@ -52,8 +52,6 @@ VIR_LOG_INIT("node_device.node_device_hal");
 
 #define DRV_STATE_HAL_CTX(ds) ((LibHalContext *)((ds)->privateData))
 
-#define NODE_DEV_UDI(obj) ((const char *)((obj)->privateData)
-
 
 static const char *
 hal_name(const char *udi)
@@ -446,12 +444,6 @@ gather_capabilities(LibHalContext *ctx, const char *udi,
     return rv;
 }
 
-static void
-free_udi(void *udi)
-{
-    VIR_FREE(udi);
-}
-
 static void
 dev_create(const char *udi)
 {
@@ -462,12 +454,8 @@ dev_create(const char *udi)
     virNodeDeviceDefPtr objdef;
     const char *name = hal_name(udi);
     int rv;
-    char *privData;
     char *devicePath = NULL;
 
-    if (VIR_STRDUP(privData, udi) < 0)
-        return;
-
     nodeDeviceLock();
     ctx = DRV_STATE_HAL_CTX(driver);
 
@@ -500,8 +488,6 @@ dev_create(const char *udi)
     }
     objdef = virNodeDeviceObjGetDef(dev);
 
-    dev->privateData = privData;
-    dev->privateFree = free_udi;
     objdef->sysfs_path = devicePath;
 
     virNodeDeviceObjUnlock(dev);
@@ -512,7 +498,6 @@ dev_create(const char *udi)
  failure:
     VIR_DEBUG("FAILED TO ADD dev %s", name);
  cleanup:
-    VIR_FREE(privData);
     virNodeDeviceDefFree(def);
     nodeDeviceUnlock();
 }