Use CopyMem() to guarantee the NULL terminal will always be appended to the destination string. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Fu, Siyuan <siyuan.fu@intel.com> Reviewed-by: Yao, Jiewen <jiewen.yao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15810 6f19259b-4bc3-4df7-8a09-765794883524