On Thursday, March 23, 2017 12:04:02 PM Bartlomiej Zolnierkiewicz wrote:

On Thursday, March 23, 2017 08:45:22 AM Marek Szyprowski wrote:

quoted

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@samsung.com>
Fixes: 2c37eedb74c8 ("serial: samsung: add dma reqest/release functions")

The right commit id is 62c37eedb74c8.

BTW With this fixed you may add:

Reviewed-by: Bartlomiej Zolnierkiewicz <redacted>

to both patches.

quoted

CC: stable@vger.kernel.org # v4.10+
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

Best regards,