kernel: kmod-ptp selects a new config symbol

since Kernel 3.14
408eccce net: ptp: move PTP classifier in its own file

found while bug search
thx olmari on IRC

Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>

SVN-Revision: 47923

package/kernel/linux/modules/other.mk

@@ -820,7 +820,9 @@ define KernelPackage/ptp
   SUBMENU:=$(OTHER_MENU)
   TITLE:=PTP clock support
   DEPENDS:=+kmod-pps
-  KCONFIG:=CONFIG_PTP_1588_CLOCK
+  KCONFIG:= \
+	CONFIG_PTP_1588_CLOCK \
+	CONFIG_NET_PTP_CLASSIFY=y
   FILES:=$(LINUX_DIR)/drivers/ptp/ptp.ko
   AUTOLOAD:=$(call AutoLoad,18,ptp,1)
 endef