ntdll: Allow NULL timeout in NtCreateNamedPipeFile.

dlls/ntdll/tests/om.c

@@ -412,6 +412,16 @@ static void test_name_collisions(void)
     ok( iosb.Information == FILE_OPENED, "wrong info %Ix\n", iosb.Information );
     pNtClose(h1);
 
+    memset( &iosb, 0xcc, sizeof(iosb) );
+    status = pNtCreateNamedPipeFile( &h1, GENERIC_READ|GENERIC_WRITE, &attr, &iosb,
+                                     FILE_SHARE_READ|FILE_SHARE_WRITE,
+                                     FILE_OPEN_IF, FILE_PIPE_FULL_DUPLEX,
+                                     FALSE, FALSE, FALSE, 10, 256, 256, NULL );
+    ok(status == STATUS_SUCCESS, "failed to create pipe %08lx\n", status);
+    ok( iosb.Status == STATUS_SUCCESS, "wrong status %08lx\n", status);
+    ok( iosb.Information == FILE_OPENED, "wrong info %Ix\n", iosb.Information );
+    pNtClose(h1);
+
     h1 = CreateNamedPipeA( "\\\\.\\pipe\\named_pipe", PIPE_ACCESS_DUPLEX,
                           PIPE_READMODE_BYTE, 10, 256, 256, 1000, NULL );
     winerr = GetLastError();

dlls/ntdll/unix/file.c

@@ -4132,7 +4132,7 @@ NTSTATUS WINAPI NtCreateNamedPipeFile( HANDLE *handle, ULONG access, OBJECT_ATTR
            (int)inbound_quota, (int)outbound_quota, timeout );
 
     /* assume we only get relative timeout */
-    if (timeout->QuadPart > 0) FIXME( "Wrong time %s\n", wine_dbgstr_longlong(timeout->QuadPart) );
+    if (timeout && timeout->QuadPart > 0) FIXME( "Wrong time %s\n", wine_dbgstr_longlong(timeout->QuadPart) );
 
     if ((status = alloc_object_attributes( attr, &objattr, &len ))) return status;
 
@@ -4149,7 +4149,7 @@ NTSTATUS WINAPI NtCreateNamedPipeFile( HANDLE *handle, ULONG access, OBJECT_ATTR
         req->maxinstances = max_inst;
         req->outsize = outbound_quota;
         req->insize  = inbound_quota;
-        req->timeout = timeout->QuadPart;
+        req->timeout = timeout ? timeout->QuadPart : 0ULL;
         wine_server_add_data( req, objattr, len );
         if (!(status = wine_server_call( req )))
         {