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Commit 661df041 authored by Mika Kuoppala's avatar Mika Kuoppala Committed by Daniel Vetter
Browse files

drm/i915: check i915_get_reset_stats_ioctl args 



Insist that flags and pad fields are zero, so that
we can safely extend the interface in future.

Testcase: igt/gem_reset_stats/params

Suggested-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: default avatarMika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent b53c8c35

drivers/gpu/drm/i915/intel_uncore.c

+3 −0
Original line number Diff line number Diff line
@@ -641,6 +641,9 @@ int i915_get_reset_stats_ioctl(struct drm_device *dev, 
	struct i915_ctx_hang_stats *hs;

	int ret;



	if (args->flags || args->pad)

		return -EINVAL;



	if (args->ctx_id == DEFAULT_CONTEXT_ID && !capable(CAP_SYS_ADMIN))

		return -EPERM;