[PATCH v4 3/5] server: Treat completion with error before async_handoff() as error.

[Elizabeth Figura]

From: Elizabeth Figura

That is, don't fill the IOSB or signal completion (unless the async was
explicitly marked as pending, with set_async_pending().

This is for convenience.
---
 server/async.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/server/async.c b/server/async.c
index 80129ac0ac3..3c9b9588c6e 100644
--- a/server/async.c
+++ b/server/async.c
@@ -368,16 +368,6 @@ obj_handle_t async_handoff( struct async *async, data_size_t *result, int force_

async->initial_status = get_error();

-    if (!async->pending && NT_ERROR( get_error() ))
-    {
-        async->iosb->status = get_error();
-        async_call_completion_callback( async );
-
-        close_handle( async->thread->process, async->wait_handle );
-        async->wait_handle = 0;
-        return 0;
-    }
-
     if (get_error() != STATUS_PENDING)
     {
         /* status and data are already set and returned */
@@ -393,6 +383,16 @@ obj_handle_t async_handoff( struct async *async, data_size_t *result, int force_
         }
     }

+    if (!async->pending && NT_ERROR( async->iosb->status ))
+    {
+        async_call_completion_callback( async );
+
+        close_handle( async->thread->process, async->wait_handle );
+        async->wait_handle = 0;
+        set_error( async->iosb->status );
+        return 0;
+    }
+
     if (async->iosb->status != STATUS_PENDING)
     {
         if (result) *result = async->iosb->result;