From 98ffc124f55bd0e4a09289f1d5690d407c3ec926 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Herm=C3=A8s=20B=C3=A9lusca-Ma=C3=AFto?=
 <hermes.belusca-maito@reactos.org>
Date: Mon, 7 Nov 2016 15:51:56 +0000
Subject: [PATCH] [NTOS:IO]: IopCreateDriver(): Set the returned DriverObject
 value only in case of success.

svn path=/trunk/; revision=73170
---
 reactos/ntoskrnl/io/iomgr/driver.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/reactos/ntoskrnl/io/iomgr/driver.c b/reactos/ntoskrnl/io/iomgr/driver.c
index 22f5a4078ea..413458d71f1 100644
--- a/reactos/ntoskrnl/io/iomgr/driver.c
+++ b/reactos/ntoskrnl/io/iomgr/driver.c
@@ -527,13 +527,14 @@ IopInitializeDriverModule(
     RtlFreeUnicodeString(&RegistryKey);
     RtlFreeUnicodeString(&DriverName);
 
-    *DriverObject = Driver;
     if (!NT_SUCCESS(Status))
     {
         DPRINT("IopCreateDriver() failed (Status 0x%08lx)\n", Status);
         return Status;
     }
 
+    *DriverObject = Driver;
+
     MmFreeDriverInitialization((PLDR_DATA_TABLE_ENTRY)Driver->DriverSection);
 
     /* Set the driver as initialized */
@@ -1426,7 +1427,7 @@ IopReinitializeDrivers(VOID)
                                         &DriverReinitListLock);
     while (Entry)
     {
-        /* Get the item*/
+        /* Get the item */
         ReinitItem = CONTAINING_RECORD(Entry, DRIVER_REINIT_ITEM, ItemEntry);
 
         /* Increment reinitialization counter */
@@ -1462,7 +1463,7 @@ IopReinitializeBootDrivers(VOID)
                                         &DriverBootReinitListLock);
     while (Entry)
     {
-        /* Get the item*/
+        /* Get the item */
         ReinitItem = CONTAINING_RECORD(Entry, DRIVER_REINIT_ITEM, ItemEntry);
 
         /* Increment reinitialization counter */
@@ -1510,7 +1511,7 @@ try_again:
     /* First, create a unique name for the driver if we don't have one */
     if (!DriverName)
     {
-        /* Create a random name and set up the string*/
+        /* Create a random name and set up the string */
         NameLength = (USHORT)swprintf(NameBuffer,
                                       DRIVER_ROOT_NAME L"%08u",
                                       KeTickCount.LowPart);