From: Abner Chang <abner.chang@amd.com>
Unlink the XhciPei memory block when it has been freed.
Signed-off-by: Kuei-Hung Lin <Kuei-Hung.Lin@amd.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Garrett Kirkendall <garrett.kirkendall@amd.com>
Cc: Abner Chang <abner.chang@amd.com>
---
MdeModulePkg/Bus/Pci/XhciPei/UsbHcMem.c | 28 ++++++++++++++++++++++++-
1 file changed, 27 insertions(+), 1 deletion(-)
diff --git a/MdeModulePkg/Bus/Pci/XhciPei/UsbHcMem.c b/MdeModulePkg/Bus/Pci/XhciPei/UsbHcMem.c
index c64b38fcfc8..41436dedf91 100644
--- a/MdeModulePkg/Bus/Pci/XhciPei/UsbHcMem.c
+++ b/MdeModulePkg/Bus/Pci/XhciPei/UsbHcMem.c
@@ -365,6 +365,32 @@ UsbHcInitMemPool (
return Pool;
}
+/**
+ Unlink the memory block from the pool's list.
+
+ @param Head The block list head of the memory's pool.
+ @param BlockToUnlink The memory block to unlink.
+
+**/
+VOID
+UsbHcUnlinkMemBlock (
+ IN USBHC_MEM_BLOCK *Head,
+ IN USBHC_MEM_BLOCK *BlockToUnlink
+ )
+{
+ USBHC_MEM_BLOCK *Block;
+
+ ASSERT ((Head != NULL) && (BlockToUnlink != NULL));
+
+ for (Block = Head; Block != NULL; Block = Block->Next) {
+ if (Block->Next == BlockToUnlink) {
+ Block->Next = BlockToUnlink->Next;
+ BlockToUnlink->Next = NULL;
+ break;
+ }
+ }
+}
+
/**
Release the memory management pool.
@@ -386,8 +412,8 @@ UsbHcFreeMemPool (
// first block.
//
for (Block = Pool->Head->Next; Block != NULL; Block = Pool->Head->Next) {
- // UsbHcUnlinkMemBlock (Pool->Head, Block);
UsbHcFreeMemBlock (Pool, Block);
+ UsbHcUnlinkMemBlock (Pool->Head, Block);
}
UsbHcFreeMemBlock (Pool, Pool->Head);
--
2.37.1.windows.1
-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#97223): https://edk2.groups.io/g/devel/message/97223
Mute This Topic: https://groups.io/mt/95581132/1787277
Group Owner: devel+owner@edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org]
-=-=-=-=-=-=-=-=-=-=-=-