drm/exynos: fix missed calling of drm_prime_gem_destroy()
When obj->import_attach is existed, code calling drm_prime_gem_destroy()
was removed from commit 67e93c808b48 ("drm/exynos: stop copying sg
table"), and it's a fault.
The drm_prime_gem_destroy() is cleanup function which GEM drivers need
to call when they use drm_gem_prime_import() to import dma-bufs, so
exynos-drm driver using drm_gem_prime_import() needs calling
drm_prime_gem_destroy().
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index a4fb78e..ce05f13 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -157,11 +157,10 @@
* once dmabuf's refcount becomes 0.
*/
if (obj->import_attach)
- goto out;
+ drm_prime_gem_destroy(obj, exynos_gem_obj->sgt);
+ else
+ exynos_drm_free_buf(exynos_gem_obj);
- exynos_drm_free_buf(exynos_gem_obj);
-
-out:
drm_gem_free_mmap_offset(obj);
/* release file pointer to gem object. */
@@ -589,6 +588,8 @@
if (ret < 0)
goto err_free_large;
+ exynos_gem_obj->sgt = sgt;
+
if (sgt->nents == 1) {
/* always physically continuous memory if sgt->nents is 1. */
exynos_gem_obj->flags |= EXYNOS_BO_CONTIG;