https://git.reactos.org/?p=reactos.git;a=commitdiff;h=3f16c8615c816c7617d478bcc155e3ae26ea3226
commit 3f16c8615c816c7617d478bcc155e3ae26ea3226 Author: Jérôme Gardou <jerome.gar...@reactos.org> AuthorDate: Thu Jun 17 16:38:32 2021 +0200 Commit: Jérôme Gardou <zefk...@users.noreply.github.com> CommitDate: Mon Jun 28 10:20:57 2021 +0200 [NTOS:IO] Check RtlCreateUnicodeString return value when initializing PnP services CORE-17637 --- ntoskrnl/io/pnpmgr/pnpinit.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/ntoskrnl/io/pnpmgr/pnpinit.c b/ntoskrnl/io/pnpmgr/pnpinit.c index b189ac8280a..b1a5e24c8e5 100644 --- a/ntoskrnl/io/pnpmgr/pnpinit.c +++ b/ntoskrnl/io/pnpmgr/pnpinit.c @@ -435,8 +435,11 @@ IopInitializePlugPlayServices(VOID) DNF_IDS_QUERIED | DNF_NO_RESOURCE_REQUIRED; /* Create instance path */ - RtlCreateUnicodeString(&IopRootDeviceNode->InstancePath, - REGSTR_VAL_ROOT_DEVNODE); + if (!RtlCreateUnicodeString(&IopRootDeviceNode->InstancePath, REGSTR_VAL_ROOT_DEVNODE)) + { + DPRINT1("RtlCreateUnicodeString() failed\n"); + KeBugCheckEx(PHASE1_INITIALIZATION_FAILED, Status, 0, 0, 0); + } /* Call the add device routine */ IopRootDriverObject->DriverExtension->AddDevice(IopRootDriverObject,