wlan: Fix Static analysis error.

Fix Static analysis errors as below:
1) Handle return value in WLANDXE_StartLogTransfer and
   WDTS_openTransport
2) Removed dead code in wlan_hdd_cfg80211_set_ie
3) Limit check for rateIdx in hdd_mon_add_rx_radiotap_hdr
4) Null check for pHddCtx in hdd_rx_packet_monitor_cbk
5) Memory leak in __iw_setint_getnone,
   limHandleDelBssInReAssocContext and __limProcessSmeScanReq

Change-Id: I9dc0c630d62c06fb55e953f9506b04dbeff9bd51
CRs-Fixed: 919502
7 files changed
tree: de5cb59fe0fd957f39a5893d3406c29ac1065595
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile