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drm/i915/selftests: Declare we allocated the guc clients 

Silence smatch over

drivers/gpu/drm/i915/selftests/intel_guc.c:135 igt_guc_init_doorbell_hw() error: we previously assumed 'guc->execbuf_client' could be null (see line 123)
drivers/gpu/drm/i915/selftests/intel_guc.c:142 igt_guc_init_doorbell_hw() error: we previously assumed 'guc->preempt_client' could be null (see line 123)

by asserting that we did succeed in creating the pair of clients for
testing.

References: 55bd6bd757 ("drm/i915/selftests: Add a GuC doorbells selftest")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michel Thierry <michel.thierry@intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171120211907.1649-1-chris@chris-wilson.co.uk
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
This commit is contained in:
Chris Wilson 2017-11-20 21:19:07 +00:00
parent 93c6e966b4
commit 0ab42a7871
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/selftests/intel_guc.c
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@ -131,6 +131,8 @@ static int igt_guc_init_doorbell_hw(void *args)
pr_err("Failed to create clients\n");
goto unlock;
}
GEM_BUG_ON(!guc->execbuf_client);
GEM_BUG_ON(!guc->preempt_client);
err = validate_client(guc->execbuf_client,
GUC_CLIENT_PRIORITY_KMD_NORMAL, false);