# \[PATCH 01/44\] firmware/ivc: use dma\_mapping\_error

- From: Thierry Reding \<hidden\>
- Date: 2017-06-13 12:35:46 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2017/06/5019751
- Thread: https://ratatoskr.run/linux-arm-kernel/2017/06/5016133/t.md

```text
On Thu, Jun 08, 2017 at 03:25:26PM +0200, Christoph Hellwig wrote:
> DMA_ERROR_CODE is not supposed to be used by drivers.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  drivers/firmware/tegra/ivc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Acked-by: Thierry Reding <redacted>
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