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dma-buf: Move code out of mutex-protected section in dma_buf_attach()
Some fields can be set without mutex protection. Initialize them before locking the mutex. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
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1 changed files with 3 additions and 2 deletions
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@ -192,10 +192,11 @@ struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf,
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if (attach == NULL)
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return ERR_PTR(-ENOMEM);
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mutex_lock(&dmabuf->lock);
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attach->dev = dev;
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attach->dmabuf = dmabuf;
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mutex_lock(&dmabuf->lock);
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if (dmabuf->ops->attach) {
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ret = dmabuf->ops->attach(dmabuf, dev, attach);
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if (ret)
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