Signed-off-by: Bommu Krishnaiah <krishnaiah.bo...@intel.com>
Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
---
drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
index c39d982c4fa66..97093a9bfccc2 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
@@ -590,6 +590,7 @@ static unsigned long i915_ttm_io_mem_pfn(struct
ttm_buffer_object *bo,
GEM_WARN_ON(bo->ttm);
sg = __i915_gem_object_get_sg(obj, &obj->ttm.get_io_page, page_offset,
&ofs, true, true);
+ GEM_BUG_ON(!sg);
return ((base + sg_dma_address(sg)) >> PAGE_SHIFT) + ofs;
}
--
2.25.1
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