Commit 1c5a9071 authored by Michal Wajdeczko's avatar Michal Wajdeczko Committed by Chris Wilson

drm/i915/guc: Assert ctch->vma is allocated

Silence smatch by demonstrating that ctch->vma is allocated
following a successful chch_init()

drivers/gpu/drm/i915/intel_guc_ct.c:204 ctch_open() error:
 we previously assumed 'ctch->vma' could be null (see line 197)
Signed-off-by: default avatarMichal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171106135154.52520-1-michal.wajdeczko@intel.comReviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent 856efd21
...@@ -198,6 +198,7 @@ static int ctch_open(struct intel_guc *guc, ...@@ -198,6 +198,7 @@ static int ctch_open(struct intel_guc *guc,
err = ctch_init(guc, ctch); err = ctch_init(guc, ctch);
if (unlikely(err)) if (unlikely(err))
goto err_out; goto err_out;
GEM_BUG_ON(!ctch->vma);
} }
/* vma should be already allocated and map'ed */ /* vma should be already allocated and map'ed */
......
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