diff --git a/sound/soc/sh/siu_pcm.c b/sound/soc/sh/siu_pcm.c
index 36170be15aa7..b0ccd0b862fc 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,