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path: root/drivers/gpu/drm/drm_prime.c
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Diffstat (limited to 'drivers/gpu/drm/drm_prime.c')
-rw-r--r--drivers/gpu/drm/drm_prime.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 1e0de41f085c..ff5fecef367b 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -119,12 +119,13 @@ static void drm_gem_map_detach(struct dma_buf *dma_buf,
return;
sgt = prime_attach->sgt;
+ if (sgt) {
+ if (prime_attach->dir != DMA_NONE)
+ dma_unmap_sg(attach->dev, sgt->sgl, sgt->nents,
+ prime_attach->dir);
+ sg_free_table(sgt);
+ }
- if (prime_attach->dir != DMA_NONE)
- dma_unmap_sg(attach->dev, sgt->sgl, sgt->nents,
- prime_attach->dir);
-
- sg_free_table(sgt);
kfree(sgt);
kfree(prime_attach);
attach->priv = NULL;