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drm/i915/lmem: fixup fake lmem teardown 

We should not be unconditionally calling release_fake_lmem_bar.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191106123135.12441-1-matthew.auld@intel.com
This commit is contained in:
Matthew Auld 2019-11-06 12:31:35 +00:00 committed by Chris Wilson
parent 1e460bf9ea
commit cddb85dc1e
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/i915/intel_region_lmem.c
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@ -51,8 +51,10 @@ static int init_fake_lmem_bar(struct intel_memory_region *mem)
static void release_fake_lmem_bar(struct intel_memory_region *mem)
{
if (drm_mm_node_allocated(&mem->fake_mappable))
drm_mm_remove_node(&mem->fake_mappable);
if (!drm_mm_node_allocated(&mem->fake_mappable))
return;
drm_mm_remove_node(&mem->fake_mappable);
dma_unmap_resource(&mem->i915->drm.pdev->dev,
mem->remap_addr,