From: John Harrison <john.c.harri...@intel.com>
Was hitting null pointers and similar issues when running various
module load/unload and inject failure type tests. So clear those
pointers down when the objects have been de-allocated.
Signed-off-by: John Harrison <john.c.harri...@intel.com>
---
drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c | 1 +
drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
index 7950d28beb8c..5212ff844292 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
@@ -220,6 +220,7 @@ int intel_guc_ads_create(struct intel_guc *guc)
void intel_guc_ads_destroy(struct intel_guc *guc)
{
i915_vma_unpin_and_release(&guc->ads_vma, I915_VMA_RELEASE_MAP);
+ guc->ads_blob = NULL;
}
static void guc_ads_private_data_reset(struct intel_guc *guc)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
index 11742fca0e9e..fa9e048cc65f 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
@@ -210,6 +210,7 @@ void intel_guc_ct_fini(struct intel_guc_ct *ct)
GEM_BUG_ON(ct->enabled);
i915_vma_unpin_and_release(&ct->vma, I915_VMA_RELEASE_MAP);
+ memset(ct, 0, sizeof(*ct));
}
/**
--
2.25.1
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