On Thursday, March 23, 2017 08:45:22 AM Marek Szyprowski wrote:
> This patch adds missing checks for dma_map_single() failure and proper error
> reporting. While touching this part of the code, it also removes unnecessary
> spinlock calls around dma_map_single() for TX buffer. This finally solves all
> the issues reported by DMA API debug framework.
>
> Reported-by: Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx>
> Fixes: 2c37eedb74c8 ("serial: samsung: add dma reqest/release functions")
The right commit id is 62c37eedb74c8.
> CC: stable@xxxxxxxxxxxxxxx # v4.10+
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics