wlan: Compilation error for kernel version earlier than 3.18

There is a compilation error in api wlan_hdd_send_avoid_freq_event,
when cfg80211_vendor_event_alloc is used for kernel version earlier
than 3.18

To address this add a kernel version check in api
cfg80211_vendor_event_alloc call.

Change-Id: I8bc96f1988bc2d790d5ada4b3158cf4594f547e6
CRs-Fixed: 2222400
1 file changed
tree: b468e3754b7312ab42e7b4dce1cd9cbe9319feca
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile