tp-smapi build fails in trusty for mainline kernel (needs gcc 4.9)

[Muhammad Riza Alfarizy]

after update kernel to mainline 4.6 in gnome-ubuntu 14.04

building module tp-smapi dkms bad exit status

DistroRelease: Ubuntu 14.04
InstallationDate: Installed on 2015-11-16 (186 days ago)
InstallationMedia: Ubuntu-GNOME 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
PackageArchitecture: all
ProcVersionSignature: Ubuntu 3.19.0-59.66~14.04.1-generic 3.19.8-ckt19
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.6
 apt 1.0.1ubuntu2.13
Tags: trusty
Uname: Linux 3.19.0-59-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)

ProblemType: Package
DKMSBuildLog:
 DKMS make.log for tp-smapi-0.41 for kernel 4.6.0-040600-generic (x86_64)
 Sab Mei 21 03:04:37 WIB 2016
 make: Entering directory `/usr/src/linux-headers-4.6.0-040600-generic'
 Makefile:672: Cannot use CONFIG_CC_STACKPROTECTOR_STRONG: -fstack-protector-strong not supported by compiler
   LD /var/lib/dkms/tp-smapi/0.41/build/built-in.o
   CC [M] /var/lib/dkms/tp-smapi/0.41/build/thinkpad_ec.o
 gcc: error: unrecognized command line option ‘-fstack-protector-strong’
 make[1]: *** [/var/lib/dkms/tp-smapi/0.41/build/thinkpad_ec.o] Error 1
 make: *** [_module_/var/lib/dkms/tp-smapi/0.41/build] Error 2
 make: Leaving directory `/usr/src/linux-headers-4.6.0-040600-generic'
DKMSKernelVersion: 4.6.0-040600-generic
Date: Sat May 21 03:04:40 2016
DuplicateSignature: dkms:tp-smapi-dkms:0.41-1:gcc: error: unrecognized command line option ‘-fstack-protector-strong’
Package: tp-smapi-dkms 0.41-1
PackageVersion: 0.41-1
SourcePackage: tp-smapi
Title: tp-smapi-dkms 0.41-1: tp-smapi kernel module failed to build
ApportVersion: 2.14.1-0ubuntu3.20
Architecture: amd64

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Rolf Leggewie (r0lf)]

trusty ships gcc 4.8.x which doesn't support fstack-protector-strong