Merge branch 'tizen' into tizen_4.0 62/165662/1 accepted/tizen/4.0/unified/20180103.151734 submit/tizen_4.0/20180103.062259 tizen_4.0.IoT.p2_release
authorSegwon <segwon.han@samsung.com>
Wed, 3 Jan 2018 06:10:48 +0000 (15:10 +0900)
committerSegwon <segwon.han@samsung.com>
Wed, 3 Jan 2018 06:11:37 +0000 (15:11 +0900)
* tizen:
  pio: close fd when it is not negative number
  pio: assign null to handle if open is failed

Change-Id: I3587d3bd9fc7905ef7f675940952c7f31a40502c
Signed-off-by: Segwon <segwon.han@samsung.com>

Trivial merge