[pschweitzer] 57791: [CDFS] Allow apply the fix from r57789 to CDFS. Even if it doesn't solve the issue, it keeps being right Ref: WDK

Author: pschweitzer
Date: Sun Dec  2 21:04:31 2012
New Revision: 57791

URL: http://svn.reactos.org/svn/reactos?rev=57791&view=rev
Log:
[CDFS]
Allow apply the fix from r57789 to CDFS. Even if it doesn't solve the issue, it keeps being right
Ref: WDK

Modified:
    trunk/reactos/drivers/filesystems/cdfs/dirctl.c

Modified: trunk/reactos/drivers/filesystems/cdfs/dirctl.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/cdfs/di...
==============================================================================
--- trunk/reactos/drivers/filesystems/cdfs/dirctl.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/cdfs/dirctl.c [iso-8859-1] Sun Dec  2 21:04:31 2012
@@ -586,7 +586,15 @@
         Buffer = Irp->UserBuffer;
     }

-    if (SearchPattern != NULL)
+    /* Allocate search pattern in case:
+     * -> We don't have one already in context
+     * -> We have been given an input pattern
+     * -> The pattern length is not null
+     * -> The pattern buffer is not null
+     * Otherwise, we'll fall later and allocate a match all (*) pattern
+     */
+    if (SearchPattern != NULL &&
+        SearchPattern->Length != 0 && SearchPattern->Buffer != NULL)
     {
         if (Ccb->DirectorySearchPattern.Buffer == NULL)
         {