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-rw-r--r--SecurityPkg/Tcg/Opal/OpalPassword/OpalDriver.c8
1 files changed, 8 insertions, 0 deletions
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
@@ -611,6 +611,14 @@ OpalEndOfDxeEventNotify (
}
//
+ // If no any device, return directly.
+ //
+ if (mOpalDriver.DeviceList == NULL) {
+ gBS->CloseEvent (Event);
+ return;
+ }
+
+ //
// Assume 64K size and alignment are enough.
//
Length = 0x10000;