<div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Wed, Feb 26, 2025 at 12:28 PM Thomas Zimmermann <<a href="mailto:tzimmermann@suse.de">tzimmermann@suse.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Avoid dereferencing struct drm_gem_object.import_attach for the<br>
imported dma-buf. The dma_buf field in the GEM object instance refers<br>
to the same buffer. Prepares to make import_attach optional.<br>
<br>
Signed-off-by: Thomas Zimmermann <<a href="mailto:tzimmermann@suse.de" target="_blank">tzimmermann@suse.de</a>><br>
---<br>
drivers/gpu/drm/drm_gem_dma_helper.c | 2 +-<br>
1 file changed, 1 insertion(+), 1 deletion(-)<br>
<br>
diff --git a/drivers/gpu/drm/drm_gem_dma_helper.c b/drivers/gpu/drm/drm_gem_dma_helper.c<br>
index 4f0320df858f..b7f033d4352a 100644<br>
--- a/drivers/gpu/drm/drm_gem_dma_helper.c<br>
+++ b/drivers/gpu/drm/drm_gem_dma_helper.c<br>
@@ -230,7 +230,7 @@ void drm_gem_dma_free(struct drm_gem_dma_object *dma_obj)<br>
<br>
if (drm_gem_is_imported(gem_obj)) {<br>
if (dma_obj->vaddr)<br>
- dma_buf_vunmap_unlocked(gem_obj->import_attach->dmabuf, &map);<br>
+ dma_buf_vunmap_unlocked(gem_obj->dma_buf, &map);<br>
drm_prime_gem_destroy(gem_obj, dma_obj->sgt);<br>
} else if (dma_obj->vaddr) {<br>
if (dma_obj->map_noncoherent)<br></blockquote><div><br></div><div>Reviewed-by: Anusha Srivatsa <<a href="mailto:asrivats@redhat.com">asrivats@redhat.com</a>></div><div> <br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
-- <br>
2.48.1<br>
<br>
</blockquote></div></div>