[Pspp-cvs] pspp/src/ui/gui psppire-data-store.c

[John Darrington]

CVSROOT:        /sources/pspp
Module name:    pspp
Changes by:     John Darrington <jmd>   07/07/09 11:31:17

Modified files:
        src/ui/gui     : psppire-data-store.c 

Log message:
        Prevent crash when attempting to insert cases when dictionary is empty.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/pspp/src/ui/gui/psppire-data-store.c?cvsroot=pspp&r1=1.44&r2=1.45

Patches:
Index: psppire-data-store.c
===================================================================
RCS file: /sources/pspp/pspp/src/ui/gui/psppire-data-store.c,v
retrieving revision 1.44
retrieving revision 1.45
diff -u -b -r1.44 -r1.45
--- psppire-data-store.c        8 Jul 2007 10:49:31 -0000       1.44
+++ psppire-data-store.c        9 Jul 2007 11:31:17 -0000       1.45
@@ -466,10 +466,10 @@
   struct ccase cc;
   g_return_val_if_fail (ds, FALSE);
 
-
-  /* Opportunity for optimisation exists here when creating a blank case */
   val_cnt = datasheet_get_column_cnt (ds->case_file->datasheet) ;
 
+  g_return_val_if_fail (val_cnt > 0, FALSE);
+
   case_create (&cc, val_cnt);
 
   memset ( case_data_rw_idx (&cc, 0), 0, val_cnt * MAX_SHORT_STRING);