Re: [PATCH] dma-buf: balance refcount inbalance

From: Koenig, Christian
Date: Thu Dec 06 2018 - 13:28:38 EST


Am 06.12.18 um 17:18 schrieb jglisse@xxxxxxxxxx:
> From: JÃrÃme Glisse <jglisse@xxxxxxxxxx>
>
> The debugfs take reference on fence without dropping them.
>
> Signed-off-by: JÃrÃme Glisse <jglisse@xxxxxxxxxx>
> Cc: Christian KÃnig <christian.koenig@xxxxxxx>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> Cc: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
> Cc: linux-media@xxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: linaro-mm-sig@xxxxxxxxxxxxxxxx
> Cc: StÃphane Marchesin <marcheu@xxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx

Reviewed-by: Christian KÃnig <christian.koenig@xxxxxxx>

> ---
> drivers/dma-buf/dma-buf.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
> index 13884474d158..69842145c223 100644
> --- a/drivers/dma-buf/dma-buf.c
> +++ b/drivers/dma-buf/dma-buf.c
> @@ -1069,6 +1069,7 @@ static int dma_buf_debug_show(struct seq_file *s, void *unused)
> fence->ops->get_driver_name(fence),
> fence->ops->get_timeline_name(fence),
> dma_fence_is_signaled(fence) ? "" : "un");
> + dma_fence_put(fence);
> }
> rcu_read_unlock();
>