msi valgrind regression around Dec 4th

[Dan Kegel]

This error
 Conditional jump or move depends on uninitialised value(s)
    at  ACTION_AppSearchSigName (appsearch.c:435)
    by  ITERATE_CCPSearch (appsearch.c:916)
    by  MSI_IterateRecords (msiquery.c:190)
    by  ACTION_CCPSearch (appsearch.c:943)
    by  ACTION_HandleStandardAction (action.c:974)
    by  ACTION_PerformUIAction (action.c:1042)
    by  MsiDoActionW (install.c:108)
    by  MsiDoActionA (install.c:56)
    by  test_ccpsearch (package.c:4954)
    by  func_package (package.c:5384)
    by  run_test (test.h:387)
    by  main (test.h:436)
appeared between Nov 30 and Dec 4, and is still present in today's,
http://kegel.com/wine/valgrind/logs-2007-12-14/vg-msi_package.txt

I pinged James about it and a few others on Dec 5th; he
seems to have fixed the others, but this one remains.
- Dan