[Intel-gfx] [PATCH] drm/i915: intel_dp_check_link_status should only return status of link

[kbuild test robot]

Hi,

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on v4.7-rc5 next-20160701]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Manasi-Navare/drm-i915-intel_dp_check_link_status-should-only-return-status-of-link/20160702-124153
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-i0-201626 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/intel_dp.c: In function 'intel_dp_check_link_status':
>> drivers/gpu/drm/i915/intel_dp.c:3872:24: error: unused variable 'intel_encoder' [-Werror=unused-variable]
     struct intel_encoder *intel_encoder = &dp_to_dig_port(intel_dp)->base;
                           ^~~~~~~~~~~~~
   cc1: all warnings being treated as errors

vim +/intel_encoder +3872 drivers/gpu/drm/i915/intel_dp.c

0e32b39c Dave Airlie           2014-05-02  3866  	return -EINVAL;
0e32b39c Dave Airlie           2014-05-02  3867  }
0e32b39c Dave Airlie           2014-05-02  3868  
84fa171b Manasi Navare         2016-07-01  3869  static bool
5c9114d0 Shubhangi Shrivastava 2016-03-30  3870  intel_dp_check_link_status(struct intel_dp *intel_dp)
5c9114d0 Shubhangi Shrivastava 2016-03-30  3871  {
5c9114d0 Shubhangi Shrivastava 2016-03-30 @3872  	struct intel_encoder *intel_encoder = &dp_to_dig_port(intel_dp)->base;
5c9114d0 Shubhangi Shrivastava 2016-03-30  3873  	struct drm_device *dev = intel_dp_to_dev(intel_dp);
5c9114d0 Shubhangi Shrivastava 2016-03-30  3874  	u8 link_status[DP_LINK_STATUS_SIZE];
5c9114d0 Shubhangi Shrivastava 2016-03-30  3875  

:::::: The code at line 3872 was first introduced by commit
:::::: 5c9114d0ced2f16d1bfeda650b4acf95159f4759 drm/i915: Reorganizing intel_dp_check_link_status

:::::: TO: Shubhangi Shrivastava <shubhangi.shrivastava at intel.com>
:::::: CC: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira at intel.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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