[tfaber] 62641: [NPFS] - Fix some uninitialized and over-initialized variables and some DPRINTs. CID 1102515

Author: tfaber
Date: Sun Apr  6 07:54:57 2014
New Revision: 62641

URL: http://svn.reactos.org/svn/reactos?rev=62641&view=rev
Log:
[NPFS]
- Fix some uninitialized and over-initialized variables and some DPRINTs. CID 1102515

Modified:
    trunk/reactos/drivers/filesystems/npfs/create.c

Modified: trunk/reactos/drivers/filesystems/npfs/create.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/npfs/c…
==============================================================================
--- trunk/reactos/drivers/filesystems/npfs/create.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/npfs/create.c	[iso-8859-1] Sun Apr  6 07:54:57 2014
@@ -96,7 +96,7 @@
         IoStatus.Information = 0;
     }
 
-    TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+    TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
     return IoStatus;
 }
 
@@ -122,7 +122,6 @@
     PNP_CCB Ccb = NULL;
     TRACE("Entered\n");
 
-    IoStatus.Status = STATUS_SUCCESS;
     IoStatus.Information = 0;
     Privileges = NULL;
 
@@ -172,7 +171,7 @@
         ((GrantedAccess & FILE_WRITE_DATA) && (NamedPipeConfiguration ==
FILE_PIPE_OUTBOUND)))
     {
         IoStatus.Status = STATUS_ACCESS_DENIED;
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
@@ -191,7 +190,7 @@
     if (NextEntry == ListHead)
     {
         IoStatus.Status = STATUS_PIPE_NOT_AVAILABLE;
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
@@ -202,7 +201,7 @@
     if (!NT_SUCCESS(IoStatus.Status))
     {
         NpUninitializeSecurity(Ccb);
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
@@ -211,7 +210,7 @@
 
     IoStatus.Information = FILE_OPENED;
     IoStatus.Status = STATUS_SUCCESS;
-    TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+    TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
     return IoStatus;
 }
 
@@ -373,7 +372,6 @@
     ACCESS_MASK DesiredAccess;
     LIST_ENTRY DeferredList;
     UNICODE_STRING Prefix;
-    NTSTATUS Status;
     TRACE("Entered\n");
 
     InitializeListHead(&DeferredList);
@@ -384,7 +382,6 @@
     DesiredAccess = IoStack->Parameters.CreatePipe.SecurityContext->DesiredAccess;
 
     IoStatus.Information = 0;
-    IoStatus.Status = STATUS_SUCCESS;
 
     FsRtlEnterFileSystem();
     ExAcquireResourceExclusiveLite(&NpVcb->Lock, TRUE);
@@ -428,8 +425,8 @@
         goto Quickie;
     }
 
-    Status = NpTranslateAlias(&FileName);
-    if (!NT_SUCCESS(Status)) goto Quickie;
+    IoStatus.Status = NpTranslateAlias(&FileName);
+    if (!NT_SUCCESS(IoStatus.Status)) goto Quickie;
 
     if (RelatedFileObject)
     {
@@ -543,6 +540,8 @@
     SubjectSecurityContext = &AccessState->SubjectSecurityContext;
     SeLockSubjectContext(SubjectSecurityContext);
 
+    IoStatus.Information = 0;
+
     AccessGranted = SeAccessCheck(Fcb->SecurityDescriptor,
                                   SubjectSecurityContext,
                                   TRUE,
@@ -581,21 +580,21 @@
     SeUnlockSubjectContext(SubjectSecurityContext);
     if (!AccessGranted)
     {
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
     if (Fcb->CurrentInstances >= Fcb->MaximumInstances)
     {
         IoStatus.Status = STATUS_INSTANCE_NOT_AVAILABLE;
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
     if (Disposition == FILE_CREATE)
     {
         IoStatus.Status = STATUS_ACCESS_DENIED;
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
@@ -616,7 +615,7 @@
     if (CheckShareAccess != ShareAccess)
     {
         IoStatus.Status = STATUS_ACCESS_DENIED;
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
@@ -638,7 +637,7 @@
     {
         --Ccb->Fcb->CurrentInstances;
         NpDeleteCcb(Ccb, List);
-        TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+        TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
         return IoStatus;
     }
 
@@ -647,8 +646,8 @@
     NpCheckForNotify(Fcb->ParentDcb, 0, List);
 
     IoStatus.Status = STATUS_SUCCESS;
-    IoStatus.Information = 1;
-    TRACE("Leaving, IoStatus = %lx\n", IoStatus);
+    IoStatus.Information = FILE_OPENED;
+    TRACE("Leaving, IoStatus.Status = %lx\n", IoStatus.Status);
     return IoStatus;
 }
 
@@ -664,7 +663,7 @@
                      IN PNAMED_PIPE_CREATE_PARAMETERS Parameters,
                      IN PEPROCESS Process,
                      IN PLIST_ENTRY List,
-                     IN PIO_STATUS_BLOCK IoStatus)
+                     OUT PIO_STATUS_BLOCK IoStatus)
 {
     NTSTATUS Status;
     USHORT NamedPipeConfiguration;
@@ -817,7 +816,6 @@
 
     FileName = FileObject->FileName;
 
-    IoStatus.Status = STATUS_SUCCESS;
     IoStatus.Information = 0;
 
     FsRtlEnterFileSystem();