diff options
| author | Xu, Wei6 <wei6.xu@intel.com> | 2019-07-26 11:10:53 +0800 |
|---|---|---|
| committer | Liming Gao <liming.gao@intel.com> | 2019-07-29 11:01:37 +0800 |
| commit | e92bdcb3ecbf73b3a56378c1f6e054335215d939 (patch) | |
| tree | e97329ae707a45880200de046498614efed22297 /MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c | |
| parent | 87ad6913b4dbeb0a49c6edc997e845e63840e4c2 (diff) | |
| download | edk2-e92bdcb3ecbf73b3a56378c1f6e054335215d939.tar.gz edk2-e92bdcb3ecbf73b3a56378c1f6e054335215d939.tar.bz2 edk2-e92bdcb3ecbf73b3a56378c1f6e054335215d939.zip | |
MdePkg/UefiDebugLibConOut: Add destructor to CloseEvent
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2012
When driver is unloaded, the ExitBootSerivesEvent must be closed at
the same time. Otherwise exception will occur when ExitBootServices.
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Signed-off-by: Wei6 Xu <wei6.xu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
Diffstat (limited to 'MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c')
| -rw-r--r-- | MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c b/MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c index 8005370372..ed73f92818 100644 --- a/MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c +++ b/MdePkg/Library/UefiDebugLibConOut/DebugLibConstructor.c @@ -75,3 +75,26 @@ DxeDebugLibConstructor( return EFI_SUCCESS;
}
+
+/**
+ The destructor closes Exit Boot Services Event.
+
+ @param ImageHandle The firmware allocated handle for the EFI image.
+ @param SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The destructor always returns EFI_SUCCESS.
+
+**/
+EFI_STATUS
+EFIAPI
+DxeDebugLibDestructor(
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ if (mExitBootServicesEvent != NULL) {
+ SystemTable->BootServices->CloseEvent (mExitBootServicesEvent);
+ }
+
+ return EFI_SUCCESS;
+}
|