Use the normal sgt_iter to walk the pages scatterlist on free so that we
handle the error path correctly.
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
b/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
index 892d12db6c49..fa16f2c3f3ac 100644
--- a/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
+++ b/drivers/gpu/drm/i915/gem/selftests/huge_gem_object.c
@@ -12,10 +12,14 @@ static void huge_free_pages(struct drm_i915_gem_object *obj,
struct sg_table *pages)
{
unsigned long nreal = obj->scratch / PAGE_SIZE;
- struct scatterlist *sg;
+ struct sgt_iter sgt_iter;
+ struct page *page;
- for (sg = pages->sgl; sg && nreal--; sg = __sg_next(sg))
- __free_page(sg_page(sg));
+ for_each_sgt_page(page, sgt_iter, pages) {
+ __free_page(page);
+ if (!--nreal)
+ break;
+ }
sg_free_table(pages);
kfree(pages);
@@ -70,7 +74,6 @@ static int huge_get_pages(struct drm_i915_gem_object *obj)
err:
huge_free_pages(obj, pages);
-
return -ENOMEM;
#undef GFP
}
--
2.24.0
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