staging: rtl8192u: Fix whitespaces in function declarations in r8192U_dm.h

Fix whitespaces in function declarations in r8192U_dm.h
Signed-off-by: Ana Rey <anarey@gmail.com>
Acked-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u/r8192U_dm.h

@@ -214,9 +214,7 @@ extern DRxPathSel      DM_RxPathSelTable;
 /*--------------------------Exported Function prototype---------------------*/
 extern void init_hal_dm(struct net_device *dev);
 extern void deinit_hal_dm(struct net_device *dev);
-
 extern void hal_dm_watchdog(struct net_device *dev);
-
 extern void init_rate_adaptive(struct net_device *dev);
 extern void dm_txpower_trackingcallback(struct work_struct *work);
 extern void dm_restore_dynamic_mechanism_state(struct net_device *dev);