On Wed, Feb 26, 2025 at 12:28 PM Thomas Zimmermann <tzimmermann@xxxxxxx> wrote:
Avoid dereferencing struct drm_gem_object.import_attach for the
imported dma-buf. The dma_buf field in the GEM object instance refers
to the same buffer. Prepares to make import_attach optional.
Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
---
drivers/gpu/drm/drm_gem_dma_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_gem_dma_helper.c b/drivers/gpu/drm/drm_gem_dma_helper.c
index 4f0320df858f..b7f033d4352a 100644
--- a/drivers/gpu/drm/drm_gem_dma_helper.c
+++ b/drivers/gpu/drm/drm_gem_dma_helper.c
@@ -230,7 +230,7 @@ void drm_gem_dma_free(struct drm_gem_dma_object *dma_obj)
if (drm_gem_is_imported(gem_obj)) {
if (dma_obj->vaddr)
- dma_buf_vunmap_unlocked(gem_obj->import_attach->dmabuf, &map);
+ dma_buf_vunmap_unlocked(gem_obj->dma_buf, &map);
drm_prime_gem_destroy(gem_obj, dma_obj->sgt);
} else if (dma_obj->vaddr) {
if (dma_obj->map_noncoherent)
Reviewed-by: Anusha Srivatsa <asrivats@xxxxxxxxxx>
--
2.48.1
