[patches] avoid unless exit()

[Gabor Gombas]

On Fri, Mar 26, 2010 at 12:01:01PM -0400, Greg A. Woods wrote:

> on "return" paths, perhaps, but not exit() paths -- there is no leak on
> exit() :-)

The leak of course happens much before exit(). But memory profilers
report unfreed memory after the process exits, and there is definite
difference between having to verify 10 or 10000 of those reports.

Gabor