[Intel-gfx] [PATCH 1/2] drm/i915: Implement I915_PERF_ADD/REMOVE_CONFIG interface

[kbuild test robot]

Hi Matthew,

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on next-20170707]
[cannot apply to v4.12]
[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/Lionel-Landwerlin/drm-i915-perf-Add-support-for-loadable-OA-configs/20170709-150737
base:   git://anongit.freedesktop.org/drm-intel for-linux-next


coccinelle warnings: (new ones prefixed by >>)

>> drivers/gpu/drm/i915/i915_perf.c:3313:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/gpu/drm/i915/i915_perf.c:3315:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/gpu/drm/i915/i915_perf.c:3317:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.

Please review and possibly fold the followup patch.

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