[reactos] 01/01: [CDFS] Addendum to 03a9d8c: check for volume state (locked?) before opening a file CORE-13957

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=a2ed758a205cedcafbc83…

commit a2ed758a205cedcafbc836e4ca5ac6b87d60c2e6
Author: Pierre Schweitzer <pierre(a)reactos.org>
AuthorDate: Sat Nov 4 21:31:35 2017 +0100

    [CDFS] Addendum to 03a9d8c: check for volume state (locked?) before opening a file
    CORE-13957
---
 drivers/filesystems/cdfs/create.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/filesystems/cdfs/create.c b/drivers/filesystems/cdfs/create.c
index 09a054bf1b..dde7a2404d 100644
--- a/drivers/filesystems/cdfs/create.c
+++ b/drivers/filesystems/cdfs/create.c
@@ -222,6 +222,11 @@ CdfsCreateFile(PDEVICE_OBJECT DeviceObject,
         return STATUS_ACCESS_DENIED;
     }
 
+    if (BooleanFlagOn(DeviceExt->Flags, VCB_VOLUME_LOCKED))
+    {
+        return STATUS_ACCESS_DENIED;
+    }
+
     Status = CdfsOpenFile(DeviceExt,
         FileObject,
         &FileObject->FileName);