[Intel-gfx] [PATCH] drm/i915/lmem: fixup fake lmem teardown

[Matthew Auld]

We should not be unconditionally calling release_fake_lmem_bar.

Signed-off-by: Matthew Auld <matthew.auld at intel.com>
Cc: Lucas De Marchi <lucas.demarchi at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/intel_region_lmem.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_region_lmem.c b/drivers/gpu/drm/i915/intel_region_lmem.c
index 583118095635..eddb392917aa 100644
--- a/drivers/gpu/drm/i915/intel_region_lmem.c
+++ b/drivers/gpu/drm/i915/intel_region_lmem.c
@@ -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,
-- 
2.20.1