NtReadFile check

[Carlos Lozano <clozano@xxxxxxxxxx>]

Changelog

NtReadFile check that offset is not null.

Regards,
Carlos.

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 Carlos A. Lozano   <___'/ | \ -_) __/\__ \ >  <  -_)
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Index: dlls/ntdll/file.c
===================================================================
RCS file: /home/wine/wine/dlls/ntdll/file.c,v
retrieving revision 1.32
diff -u -r1.32 file.c
--- dlls/ntdll/file.c	8 Oct 2003 03:51:31 -0000	1.32
+++ dlls/ntdll/file.c	8 Nov 2003 16:33:53 -0000
@@ -383,8 +383,13 @@
         ovp->async.event = hEvent;
         ovp->async.iosb = io_status;
         ovp->count = length;
-        ovp->offset = offset->s.LowPart;
-        if (offset->s.HighPart) FIXME("NIY-high part\n");
+        if ( offset == NULL ) 
+            ovp->offset = 0;
+        else
+        {
+            ovp->offset = offset->s.LowPart;
+            if (offset->s.HighPart) FIXME("NIY-high part\n");
+        } 
         ovp->apc = apc;
         ovp->apc_user = apc_user;
         ovp->buffer = buffer;