diff --git a/ntoskrnl/io/iomgr/irq.c b/ntoskrnl/io/iomgr/irq.c
index 80d8b30e89b..66cbbdd1162 100644
--- a/ntoskrnl/io/iomgr/irq.c
+++ b/ntoskrnl/io/iomgr/irq.c
@@ -57,11 +57,11 @@ IoConnectInterrupt(OUT PKINTERRUPT *InterruptObject,
     /* Make sure we have a valid CPU count */
     if (!Count) return STATUS_INVALID_PARAMETER;
 
-    /* Allocate the array of I/O Interrupts */
-    IoInterrupt = ExAllocatePoolWithTag(NonPagedPool,
-                                        (Count - 1) * sizeof(KINTERRUPT) +
-                                        sizeof(IO_INTERRUPT),
-                                        TAG_KINTERRUPT);
+    /* Allocate the array of I/O interrupts */
+    IoInterrupt = ExAllocatePoolZero(NonPagedPool,
+                                     (Count - 1) * sizeof(KINTERRUPT) +
+                                     sizeof(IO_INTERRUPT),
+                                     TAG_KINTERRUPT);
     if (!IoInterrupt) return STATUS_INSUFFICIENT_RESOURCES;
 
     /* Select which Spinlock to use */
@@ -72,9 +72,6 @@ IoConnectInterrupt(OUT PKINTERRUPT *InterruptObject,
     Interrupt = (PKINTERRUPT)(IoInterrupt + 1);
     FirstRun = TRUE;
 
-    /* Start with a fresh structure */
-    RtlZeroMemory(IoInterrupt, sizeof(IO_INTERRUPT));
-
     /* Now create all the interrupts */
     Affinity = ProcessorEnableMask & KeActiveProcessors;
     for (Count = 0; Affinity; Count++, Affinity >>= 1)