LSK Android 15.09 v3.18
Merge branch 'linaro-android-3.18-lsk' of git://android.git.linaro.org/kernel/linaro-android into linux-linaro-lsk-v3.18-android

* 'linaro-android-3.18-lsk' of git://android.git.linaro.org/kernel/linaro-android:
  net: sysctl_net_core: delete unused variable
  usb: gadget: configfs: fix unused variable warnings
  net: PPPoPNS: Remove length argument from data_ready
  usb: gadget: function: fix unused function warnings
  android: configs: base: enable Android gadget functions
  usb: gadget: audio_source function depends on SND_PCM
  tcp: Silence warning: ‘in’ may be used uninitialized
  drivers/base: cpu: fix CPU_AUTOPROBE
  of/fdt: fix build warnings in early_init_dt_scan_chosen()