nsi: Add some margin to the tables size in NsiAllocateAndGetTable().

The table size typically keeps increasing such that in some cases the size we got is already too small by the time we try to get the table content in the next iteration. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=54328

nsi: Add some margin to the tables size in NsiAllocateAndGetTable().
31792f43 · Francois Gouget · Alexandre Julliard · cc32eb6c · 31792f43
Commit 31792f43 authored Jan 17, 2023 by Francois Gouget Committed by Alexandre Julliard Jan 19, 2023
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nsi.c dlls/nsi/nsi.c +1 -0

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--- a/dlls/nsi/nsi.c
+++ b/dlls/nsi/nsi.c
@@ -71,6 +71,7 @@ DWORD WINAPI NsiAllocateAndGetTable( DWORD unk, const NPI_MODULEID *module, DWOR
        err = NsiEnumerateObjectsAllParameters( unk, 0, module, table, NULL, 0, NULL, 0, NULL, 0, NULL, 0, &num );
        if (err) return err;
        err = ERROR_OUTOFMEMORY; /* fail if this is the last attempt */
+        num += num >> 4; /* the tables may grow before the next iteration; get ahead */
    }

    if (!err)