advapi32/ntdll: GetSecurityDescriptorOwner/Group should fill isDefaulted also for NULL sids.

dlls/advapi32/tests/security.c

@@ -1460,7 +1460,7 @@ static void test_security_descriptor(void)
     InitializeSecurityDescriptor(&sd, SECURITY_DESCRIPTOR_REVISION);
     ok(GetSecurityDescriptorOwner(&sd, &psid, &isDefault), "GetSecurityDescriptorOwner failed\n");
     expect_eq(psid, NULL, PSID, "%p");
-    todo_wine expect_eq(isDefault, FALSE, BOOL, "%d");
+    expect_eq(isDefault, FALSE, BOOL, "%d");
     sd.Control |= SE_DACL_PRESENT | SE_SACL_PRESENT;
 
     SetLastError(0xdeadbeef);
@@ -1473,10 +1473,10 @@ static void test_security_descriptor(void)
         expect_eq(MakeSelfRelativeSD(&sd, buf, &size), TRUE, BOOL, "%d");
         ok(GetSecurityDescriptorOwner(&sd, &psid, &isDefault), "GetSecurityDescriptorOwner failed\n");
         expect_eq(psid, NULL, PSID, "%p");
-        todo_wine expect_eq(isDefault, FALSE, BOOL, "%d");
+        expect_eq(isDefault, FALSE, BOOL, "%d");
         ok(GetSecurityDescriptorGroup(&sd, &psid, &isDefault), "GetSecurityDescriptorOwner failed\n");
         expect_eq(psid, NULL, PSID, "%p");
-        todo_wine expect_eq(isDefault, FALSE, BOOL, "%d");
+        expect_eq(isDefault, FALSE, BOOL, "%d");
         ok(GetSecurityDescriptorDacl(&sd, &isPresent, &pacl, &isDefault), "GetSecurityDescriptorOwner failed\n");
         expect_eq(isPresent, TRUE, BOOL, "%d");
         expect_eq(psid, NULL, PSID, "%p");

dlls/ntdll/sec.c

@@ -713,6 +713,11 @@ NTSTATUS WINAPI RtlGetOwnerSecurityDescriptor(
 	if ( !lpsd  || !Owner || !OwnerDefaulted )
 		return STATUS_INVALID_PARAMETER;
 
+        if ( lpsd->Control & SE_OWNER_DEFAULTED )
+            *OwnerDefaulted = TRUE;
+        else
+            *OwnerDefaulted = FALSE;
+
 	if (lpsd->Owner != NULL)
 	{
             if (lpsd->Control & SE_SELF_RELATIVE)
@@ -720,10 +725,6 @@ NTSTATUS WINAPI RtlGetOwnerSecurityDescriptor(
             else
                 *Owner = lpsd->Owner;
 
-            if ( lpsd->Control & SE_OWNER_DEFAULTED )
-                *OwnerDefaulted = TRUE;
-            else
-                *OwnerDefaulted = FALSE;
         }
 	else
 	    *Owner = NULL;
@@ -790,17 +791,17 @@ NTSTATUS WINAPI RtlGetGroupSecurityDescriptor(
 	if ( !lpsd || !Group || !GroupDefaulted )
 		return STATUS_INVALID_PARAMETER;
 
+        if ( lpsd->Control & SE_GROUP_DEFAULTED )
+            *GroupDefaulted = TRUE;
+        else
+            *GroupDefaulted = FALSE;
+
 	if (lpsd->Group != NULL)
 	{
             if (lpsd->Control & SE_SELF_RELATIVE)
                 *Group = (PSID)((LPBYTE)lpsd + (ULONG_PTR)lpsd->Group);
             else
                 *Group = lpsd->Group;
-
-            if ( lpsd->Control & SE_GROUP_DEFAULTED )
-                *GroupDefaulted = TRUE;
-            else
-                *GroupDefaulted = FALSE;
 	}
 	else
 	    *Group = NULL;