[Tools] testbot/WineSendLog: Don't try to add a MessageId if there is no Patch object.

[Francois Gouget]

Signed-off-by: Francois Gouget <fgouget at codeweavers.com>
---
 testbot/bin/WineSendLog.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/testbot/bin/WineSendLog.pl b/testbot/bin/WineSendLog.pl
index 1bb37f49..eadfe77c 100755
--- a/testbot/bin/WineSendLog.pl
+++ b/testbot/bin/WineSendLog.pl
@@ -189,7 +189,7 @@ sub SendLog($)
     $Subject .= ": " . $Description;
   }
   print SENDMAIL "Subject: $Subject\n";
-  if ($Job->Patch->MessageId)
+  if ($Job->Patch and $Job->Patch->MessageId)
   {
     print SENDMAIL "In-Reply-To: ", $Job->Patch->MessageId, "\n";
     print SENDMAIL "References: ", $Job->Patch->MessageId, "\n";
-- 
2.14.2