Replace the open-coded self-import check with the drm core helper
drm_gem_prime_self_import(), which performs the same ops and device
match and returns the backing GEM object with a reference.

Assisted-by: GitHub-Copilot:claude-opus-4.8
Signed-off-by: Niranjana Vishwanathapura <[email protected]>
---
 drivers/gpu/drm/msm/msm_gem_prime.c | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_gem_prime.c 
b/drivers/gpu/drm/msm/msm_gem_prime.c
index beb7f22fd694..a96588ecefa1 100644
--- a/drivers/gpu/drm/msm/msm_gem_prime.c
+++ b/drivers/gpu/drm/msm/msm_gem_prime.c
@@ -65,17 +65,11 @@ static const struct dma_buf_ops msm_gem_prime_dmabuf_ops =  
{
 struct drm_gem_object *msm_gem_prime_import(struct drm_device *dev,
                                            struct dma_buf *buf)
 {
-       if (buf->ops == &msm_gem_prime_dmabuf_ops) {
-               struct drm_gem_object *obj = buf->priv;
-               if (obj->dev == dev) {
-                       /*
-                        * Importing dmabuf exported from our own gem increases
-                        * refcount on gem itself instead of f_count of dmabuf.
-                        */
-                       drm_gem_object_get(obj);
-                       return obj;
-               }
-       }
+       struct drm_gem_object *obj;
+
+       obj = drm_gem_prime_self_import(dev, buf, &msm_gem_prime_dmabuf_ops);
+       if (obj)
+               return obj;
 
        return drm_gem_prime_import(dev, buf);
 }
-- 
2.43.0

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