changed code to close the socket generated when initializing.

changed code to close the socket generated when initializing.

changed code to close the socket generated when initializing.

Change-Id: Ib3f45bfb6f49f14b04088cfcff936e68d7ddb88c
Signed-off-by: hyuna0213.jo <hyuna0213.jo@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/7707
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Jon A. Cruz <jon@joncruz.org>
(cherry picked from commit dacd2c619da1a042806ca601af6576c8c573381c)
Reviewed-on: https://gerrit.iotivity.org/gerrit/7729