Merge tag 'v4.9.216' into khadas-vims-4.9.y

This is the 4.9.216 stable release

diff --cc Makefile
Simple merge

diff --cc drivers/net/tun.c
Simple merge

diff --cc drivers/tty/sysrq.c
Simple merge

diff --cc drivers/usb/core/hub.c
Simple merge

diff --cc drivers/usb/core/quirks.c
Simple merge

diff --cc drivers/usb/gadget/composite.c
Simple merge

diff --cc drivers/usb/gadget/function/f_fs.c
Simple merge

diff --cc fs/cifs/connect.c
Simple merge

diff --cc fs/ext4/ext4.h
Simple merge

diff --cc fs/ext4/ialloc.c
Simple merge

diff --cc fs/ext4/mballoc.c
Simple merge

diff --cc fs/ext4/super.c
Simple merge

diff --cc fs/namei.c
Simple merge

diff --cc net/core/fib_rules.c
Simple merge

diff --cc net/ipv6/ip6_fib.c
Simple merge

diff --cc net/ipv6/route.c
Simple merge