Mike McCormack : msi: Don't crash if there's no script present when we try execute one.

[Alexandre Julliard]

Module: wine
Branch: refs/heads/master
Commit: aa81e4fa6860f39c6f735596785ed07783ae6920
URL:    http://source.winehq.org/git/?p=wine.git;a=commit;h=aa81e4fa6860f39c6f735596785ed07783ae6920

Author: Mike McCormack <mike at codeweavers.com>
Date:   Tue Jan 10 12:09:19 2006 +0100

msi: Don't crash if there's no script present when we try execute one.

---

 dlls/msi/action.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/dlls/msi/action.c b/dlls/msi/action.c
index 9ccb716..6f4ce41 100644
--- a/dlls/msi/action.c
+++ b/dlls/msi/action.c
@@ -1417,6 +1417,12 @@ static UINT execute_script(MSIPACKAGE *p
 
     TRACE("Executing Script %i\n",script);
 
+    if (!package->script)
+    {
+        ERR("no script!\n");
+        return ERROR_FUNCTION_FAILED;
+    }
+
     for (i = 0; i < package->script->ActionCount[script]; i++)
     {
         LPWSTR action;