[reactos] 09/26: [NTOS:IO] Check RtlAnsiStringToUnicodeString return value when initializing Arc names

[Jérôme Gardou]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=24a4e12a769ab91027dc1a...

commit 24a4e12a769ab91027dc1a51e7579d138a3cdd91
Author:     Jérôme Gardou [e-mail]
AuthorDate: Thu Jun 17 16:36:32 2021 +0200
Commit:     Jérôme Gardou [e-mail]
CommitDate: Mon Jun 28 10:20:57 2021 +0200

[NTOS:IO] Check RtlAnsiStringToUnicodeString return value when initializing Arc names

CORE-17637
---
 ntoskrnl/io/iomgr/arcname.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/ntoskrnl/io/iomgr/arcname.c b/ntoskrnl/io/iomgr/arcname.c
index 937b5cfb0c5..3b516c40ddc 100644
--- a/ntoskrnl/io/iomgr/arcname.c
+++ b/ntoskrnl/io/iomgr/arcname.c
@@ -54,12 +54,16 @@ IopCreateArcNames(IN PLOADER_PARAMETER_BLOCK LoaderBlock)
     /* Create the global HAL partition name */
     sprintf(Buffer, "\ArcName\%s", LoaderBlock->ArcHalDeviceName);
     RtlInitAnsiString(&ArcString, Buffer);
-    RtlAnsiStringToUnicodeString(&IoArcHalDeviceName, &ArcString, TRUE);
+    Status = RtlAnsiStringToUnicodeString(&IoArcHalDeviceName, &ArcString, TRUE);
+    if (!NT_SUCCESS(Status))
+        return Status;

/* Create the global system partition name */
     sprintf(Buffer, "\ArcName\%s", LoaderBlock->ArcBootDeviceName);
     RtlInitAnsiString(&ArcString, Buffer);
-    RtlAnsiStringToUnicodeString(&IoArcBootDeviceName, &ArcString, TRUE);
+    Status = RtlAnsiStringToUnicodeString(&IoArcBootDeviceName, &ArcString, TRUE);
+    if (!NT_SUCCESS(Status))
+        return Status;

/* Allocate memory for the string */
     Length = strlen(LoaderBlock->ArcBootDeviceName) + sizeof(ANSI_NULL);