diff --git a/reactos/drivers/input/i8042prt/hwhacks.c b/reactos/drivers/input/i8042prt/hwhacks.c
index a50fc6f6cd9..ec2aef26bc3 100644
--- a/reactos/drivers/input/i8042prt/hwhacks.c
+++ b/reactos/drivers/input/i8042prt/hwhacks.c
@@ -260,6 +260,7 @@ i8042InitializeHwHacks(
     if (!NT_SUCCESS(Status))
     {
         DPRINT1("IoWMIOpenBlock failed: 0x%08lx\n", Status);
+        ExFreePoolWithTag(AllData, 'BTMS');
         return;
     }