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path: root/drivers/gpu/drm/udl/udl_dmabuf.c
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Diffstat (limited to 'drivers/gpu/drm/udl/udl_dmabuf.c')
-rw-r--r--drivers/gpu/drm/udl/udl_dmabuf.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/udl/udl_dmabuf.c b/drivers/gpu/drm/udl/udl_dmabuf.c
index 2867ed155ff6..0a20695eb120 100644
--- a/drivers/gpu/drm/udl/udl_dmabuf.c
+++ b/drivers/gpu/drm/udl/udl_dmabuf.c
@@ -76,6 +76,7 @@ static struct sg_table *udl_map_dma_buf(struct dma_buf_attachment *attach,
struct udl_drm_dmabuf_attachment *udl_attach = attach->priv;
struct udl_gem_object *obj = to_udl_bo(attach->dmabuf->priv);
struct drm_device *dev = obj->base.dev;
+ struct udl_device *udl = dev->dev_private;
struct scatterlist *rd, *wr;
struct sg_table *sgt = NULL;
unsigned int i;
@@ -112,7 +113,7 @@ static struct sg_table *udl_map_dma_buf(struct dma_buf_attachment *attach,
return ERR_PTR(-ENOMEM);
}
- mutex_lock(&dev->struct_mutex);
+ mutex_lock(&udl->gem_lock);
rd = obj->sg->sgl;
wr = sgt->sgl;
@@ -137,7 +138,7 @@ static struct sg_table *udl_map_dma_buf(struct dma_buf_attachment *attach,
attach->priv = udl_attach;
err_unlock:
- mutex_unlock(&dev->struct_mutex);
+ mutex_unlock(&udl->gem_lock);
return sgt;
}