Fix one memory leak.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>




git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15674 6f19259b-4bc3-4df7-8a09-765794883524

IntelFrameworkModulePkg/Library/GenericBdsLib/BdsBoot.c

@@ -1642,6 +1642,8 @@ BdsRefreshBbsTableForBoot (
     }
   }
 
+  FreePool (DeviceType);
+
   if (BootOrder != NULL) {
     FreePool (BootOrder);
   }