[PATCH] sound/soc/sh/siu: Fixed undefined dma_length of scatter gather

[Markus Pietrek <markus.pietrek@emtrion.de>]

Without this patch, an undefined/random sg->dma_length is used and the sound will be played/captured wrongly.

Signed-off-by: Markus Pietrek <markus.pietrek@emtrion.de>
---
 sound/soc/sh/siu_pcm.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/sound/soc/sh/siu_pcm.c b/sound/soc/sh/siu_pcm.c
index 36170be..f6fdf9c 100644
--- a/sound/soc/sh/siu_pcm.c
+++ b/sound/soc/sh/siu_pcm.c
@@ -127,6 +127,7 @@ static int siu_pcm_wr_set(struct siu_port *port_info,
        sg_init_table(&sg, 1);
        sg_set_page(&sg, pfn_to_page(PFN_DOWN(buff)),
                    size, offset_in_page(buff));
+       sg_dma_len(sg) = size;
        sg_dma_address(&sg) = buff;

        desc = siu_stream->chan->device->device_prep_slave_sg(siu_stream->chan,
@@ -176,6 +177,7 @@ static int siu_pcm_rd_set(struct siu_port *port_info,
        sg_init_table(&sg, 1);
        sg_set_page(&sg, pfn_to_page(PFN_DOWN(buff)),
                    size, offset_in_page(buff));
+       sg_dma_len(sg) = size;
        sg_dma_address(&sg) = buff;

        desc = siu_stream->chan->device->device_prep_slave_sg(siu_stream->chan,
--
1.7.0.4


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