Close the corresponding GUIDed section extraction protocol notify event in CloseSectionStream.

Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13563 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 23 insertions, 13 deletions

diff --git a/IntelFrameworkModulePkg/Universal/SectionExtractionDxe/SectionExtraction.c b/IntelFrameworkModulePkg/Universal/SectionExtractionDxe/SectionExtraction.c
index 9300f4dfe0..86bf2be632 100644
--- a/IntelFrameworkModulePkg/Universal/SectionExtractionDxe/SectionExtraction.c
+++ b/IntelFrameworkModulePkg/Universal/SectionExtractionDxe/SectionExtraction.c
@@ -75,6 +75,11 @@ typedef struct {
   //

   UINTN                       EncapsulatedStreamHandle;

   EFI_GUID                    *EncapsulationGuid;

+  //

+  // If the section REQUIRES an extraction protocol, register for RPN 

+  // when the required GUIDed extraction protocol becomes available.

+  //

+  EFI_EVENT                   Event;

 } FRAMEWORK_SECTION_CHILD_NODE;

 

 #define FRAMEWORK_SECTION_STREAM_SIGNATURE SIGNATURE_32('S','X','S','S')

@@ -100,7 +105,6 @@ typedef struct {
   FRAMEWORK_SECTION_CHILD_NODE     *ChildNode;

   FRAMEWORK_SECTION_STREAM_NODE    *ParentStream;

   VOID                             *Registration;

-  EFI_EVENT                        Event;

 } RPN_EVENT_CONTEXT;

 

 /**

@@ -602,12 +606,13 @@ NotifyGuidedExtraction (
   }

 

   //

-  //  If above, the stream  did not close successfully, it indicates it's

-  //  alread been closed by someone, so just destroy the event and be done with

+  //  If above, the stream did not close successfully, it indicates it's

+  //  already been closed by someone, so just destroy the event and be done with

   //  it.

   //

   

   gBS->CloseEvent (Event);

+  Context->ChildNode->Event = NULL;

   FreePool (Context);

 }  

 

@@ -636,14 +641,14 @@ CreateGuidedExtractionRpnEvent (
   Context->ChildNode = ChildNode;

   Context->ParentStream = ParentStream;

  

-  Context->Event = CreateProtocolNotifyEvent (

-                    Context->ChildNode->EncapsulationGuid,

-                    TPL_NOTIFY,

-                    NotifyGuidedExtraction,

-                    Context,

-                    &Context->Registration,

-                    FALSE

-                    );

+  Context->ChildNode->Event = CreateProtocolNotifyEvent (

+                                Context->ChildNode->EncapsulationGuid,

+                                TPL_NOTIFY,

+                                NotifyGuidedExtraction,

+                                Context,

+                                &Context->Registration,

+                                FALSE

+                                );

 }

 

 /**

@@ -695,7 +700,7 @@ CreateChildNode (
   //

   // Allocate a new node

   //

-  *ChildNode = AllocatePool (sizeof (FRAMEWORK_SECTION_CHILD_NODE));

+  *ChildNode = AllocateZeroPool (sizeof (FRAMEWORK_SECTION_CHILD_NODE));

   Node = *ChildNode;

   if (Node == NULL) {

     return EFI_OUT_OF_RESOURCES;

@@ -1045,6 +1050,7 @@ FindChildNode (
   CurrentChildNode = CHILD_SECTION_NODE_FROM_LINK (GetFirstNode(&SourceStream->Children));

 

   for (;;) {

+    ASSERT (CurrentChildNode != NULL);

     if (ChildIsType (SourceStream, CurrentChildNode, SearchType, SectionDefinitionGuid)) {

       //

       // The type matches, so check the instance count to see if it's the one we want

@@ -1061,7 +1067,6 @@ FindChildNode (
       }

     }

     

-    ASSERT (CurrentChildNode != NULL);

     if (CurrentChildNode->EncapsulatedStreamHandle != NULL_STREAM_HANDLE) {

       //

       // If the current node is an encapsulating node, recurse into it...

@@ -1339,6 +1344,11 @@ FreeChildNode (
     //

     CloseSectionStream (&mSectionExtraction, ChildNode->EncapsulatedStreamHandle);

   }

+

+  if (ChildNode->Event != NULL) {

+    gBS->CloseEvent (ChildNode->Event);

+  }

+

   //

   // Last, free the child node itself

   //