msi: Fixed error reporting of add_streams_to_table.

dlls/msi/streams.c

@@ -439,7 +439,7 @@ static const MSIVIEWOPS streams_ops =
     NULL,
 };
 
-static UINT add_streams_to_table(MSISTREAMSVIEW *sv)
+static INT add_streams_to_table(MSISTREAMSVIEW *sv)
 {
     IEnumSTATSTG *stgenum = NULL;
     STATSTG stat;
@@ -498,6 +498,7 @@ static UINT add_streams_to_table(MSISTREAMSVIEW *sv)
 UINT STREAMS_CreateView(MSIDATABASE *db, MSIVIEW **view)
 {
     MSISTREAMSVIEW *sv;
+    INT rows;
 
     TRACE("(%p, %p)\n", db, view);
 
@@ -507,10 +508,10 @@ UINT STREAMS_CreateView(MSIDATABASE *db, MSIVIEW **view)
 
     sv->view.ops = &streams_ops;
     sv->db = db;
-    sv->num_rows = add_streams_to_table(sv);
-
-    if (sv->num_rows < 0)
+    rows = add_streams_to_table(sv);
+    if (rows < 0)
         return ERROR_FUNCTION_FAILED;
+    sv->num_rows = rows;
 
     *view = (MSIVIEW *)sv;