Free memory allocated by scandir as soon as it isn't needed.

BUG=chromium-os:34958
TEST=Run suspend_stress_test on a system with a Gobi modem.

Change-Id: Iece374eb205defc092b82c6bc4f26c7730004bf4
Reviewed-on: https://gerrit.chromium.org/gerrit/34439
Reviewed-by: Thieu Le <thieule@chromium.org>
Commit-Ready: Ben Chan <benchan@chromium.org>
Tested-by: Ben Chan <benchan@chromium.org>
1 file changed