[source] lantiq: switch to kernel 4.9

[LEDE Commits]

mkresin pushed a commit to source.git, branch master:
https://git.lede-project.org/e0d6f541f731a49d49f59734d1b72b6e05e4ff9b

commit e0d6f541f731a49d49f59734d1b72b6e05e4ff9b
Author: Edward O'Callaghan <funfunctor at folklore1984.net>
AuthorDate: Sun Jul 30 22:49:16 2017 +1000

    lantiq: switch to kernel 4.9
    
    Signed-off-by: Edward O'Callaghan <funfunctor at folklore1984.net>
---
 target/linux/lantiq/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/linux/lantiq/Makefile b/target/linux/lantiq/Makefile
index a92e181..4ae3a9a 100644
--- a/target/linux/lantiq/Makefile
+++ b/target/linux/lantiq/Makefile
@@ -12,7 +12,7 @@ FEATURES:=squashfs
 SUBTARGETS:=xrx200 xway xway_legacy falcon ase
 MAINTAINER:=John Crispin <john at phrozen.org>
 
-KERNEL_PATCHVER:=4.4
+KERNEL_PATCHVER:=4.9
 
 define Target/Description
 	Build firmware images for Lantiq SoC