diff options
| author |   Michal Wajdeczko <michal.wajdeczko@intel.com> | 2017-11-06 13:51:54 +0000 |
|---|---|---|
| committer |   Chris Wilson <chris@chris-wilson.co.uk> | 2017-11-06 13:57:37 +0000 |
| commit | 1c5a907180365d0842c17fb15977ad426d429c14 (patch) | |
| tree | ea8f8f23d061b5a900fc1241fbbc61f05336d58b /drivers/gpu/drm/i915/intel_guc_ct.c | |
| parent | drm/i915/guc: Assert guc->stage_desc_pool is allocated (diff) | |
| download | linux-dev-1c5a907180365d0842c17fb15977ad426d429c14.tar.xz linux-dev-1c5a907180365d0842c17fb15977ad426d429c14.zip | |
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: Michal 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.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_ct.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_guc_ct.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_ct.c b/drivers/gpu/drm/i915/intel_guc_ct.c index c4cbec140101..24ad55752396 100644 --- a/drivers/gpu/drm/i915/intel_guc_ct.c +++ b/drivers/gpu/drm/i915/intel_guc_ct.c @@ -198,6 +198,7 @@ static int ctch_open(struct intel_guc *guc, err = ctch_init(guc, ctch); if (unlikely(err)) goto err_out; + GEM_BUG_ON(!ctch->vma); } /* vma should be already allocated and map'ed */ |