[Intel-gfx] [PATCH v3 05/40] misc/mei/hdcp: Notifier chain for mei cldev state change

[kbuild test robot]

Hi Ramalingam,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on next-20180403]
[cannot apply to v4.16]
[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/Ramalingam-C/drm-i915-Implement-HDCP2-2/20180404-031743
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: i386-allmodconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

>> drivers/misc/mei/hdcp/mei_hdcp.c:49:5: error: redefinition of 'mei_cldev_register_notify'
    int mei_cldev_register_notify(struct notifier_block *nb)
        ^~~~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/misc/mei/hdcp/mei_hdcp.c:35:0:
   include/linux/mei_hdcp.h:39:12: note: previous definition of 'mei_cldev_register_notify' was here
    static int mei_cldev_register_notify(struct notifier_block *nb)
               ^~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/mei/hdcp/mei_hdcp.c:55:5: error: redefinition of 'mei_cldev_unregister_notify'
    int mei_cldev_unregister_notify(struct notifier_block *nb)
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   In file included from drivers/misc/mei/hdcp/mei_hdcp.c:35:0:
   include/linux/mei_hdcp.h:43:12: note: previous definition of 'mei_cldev_unregister_notify' was here
    static int mei_cldev_unregister_notify(struct notifier_block *nb)
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/mei_hdcp.h:43:12: warning: 'mei_cldev_unregister_notify' defined but not used [-Wunused-function]
   include/linux/mei_hdcp.h:39:12: warning: 'mei_cldev_register_notify' defined but not used [-Wunused-function]
    static int mei_cldev_register_notify(struct notifier_block *nb)
               ^~~~~~~~~~~~~~~~~~~~~~~~~

vim +/mei_cldev_register_notify +49 drivers/misc/mei/hdcp/mei_hdcp.c

    48	
  > 49	int mei_cldev_register_notify(struct notifier_block *nb)
    50	{
    51		return blocking_notifier_chain_register(&mei_cldev_notifier_list, nb);
    52	}
    53	EXPORT_SYMBOL_GPL(mei_cldev_register_notify);
    54	
  > 55	int mei_cldev_unregister_notify(struct notifier_block *nb)
    56	{
    57		return blocking_notifier_chain_unregister(&mei_cldev_notifier_list, nb);
    58	}
    59	EXPORT_SYMBOL_GPL(mei_cldev_unregister_notify);
    60	

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