From: Star Zeng <star.zeng@intel.com>
Date: Tue, 13 Mar 2018 01:18:03 +0000 (+0800)
Subject: SecurityPkg OpalPasswordDxe: Return directly if no any device
X-Git-Tag: edk2-stable201903~2099
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=fbe1328a51136538ec985ce7b9ef7cf97ba999e9;ds=sidebyside

SecurityPkg OpalPasswordDxe: Return directly if no any device

Return directly if no any device in EndOfDxe notification.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
---

diff --git a/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c b/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
index d2597ce33e..1b55bbe4ec 100644
--- a/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
+++ b/SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c
@@ -610,6 +610,14 @@ OpalEndOfDxeEventNotify (
     mOpalRequestVariableSize = 0;
   }
 
+  //
+  // If no any device, return directly.
+  //
+  if (mOpalDriver.DeviceList == NULL) {
+    gBS->CloseEvent (Event);
+    return;
+  }
+
   //
   // Assume 64K size and alignment are enough.
   //