[reactos] 01/01: [NTOS:CC] CcRosCreateVacb: Return error code on pool allocation failure (#7275)

[Thamatip Chitpong]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=95c340dfb770e6b8c48cd5...

commit 95c340dfb770e6b8c48cd522d029a8dddcaaffb9
Author:     Thamatip Chitpong [e-mail]
AuthorDate: Fri Aug 30 07:34:48 2024 +0700
Commit:     GitHub [e-mail]
CommitDate: Fri Aug 30 07:34:48 2024 +0700

[NTOS:CC] CcRosCreateVacb: Return error code on pool allocation failure (#7275)

Return STATUS_INSUFFICIENT_RESOURCES error code instead of accessing the invalid pointer.
---
 ntoskrnl/cc/view.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ntoskrnl/cc/view.c b/ntoskrnl/cc/view.c
index 7c13afb3220..f35d5c227c2 100644
--- a/ntoskrnl/cc/view.c
+++ b/ntoskrnl/cc/view.c
@@ -812,6 +812,10 @@ CcRosCreateVacb (
     DPRINT("CcRosCreateVacb()\n");

current = ExAllocateFromNPagedLookasideList(&VacbLookasideList);
+    if (!current)
+    {
+        return STATUS_INSUFFICIENT_RESOURCES;
+    }
     current->BaseAddress = NULL;
     current->Dirty = FALSE;
     current->PageOut = FALSE;