diff --git a/drivers/staging/mt7621-mmc/mt6575_sd.h b/drivers/staging/mt7621-mmc/mt6575_sd.h
index 8eb30d9..c8c5c34 100644
--- a/drivers/staging/mt7621-mmc/mt6575_sd.h
+++ b/drivers/staging/mt7621-mmc/mt6575_sd.h
@@ -480,7 +480,6 @@ struct bd {
 
 struct msdc_dma {
 	u32 sglen;                   /* size of scatter list */
-	struct scatterlist *sg;      /* I/O scatter list */
 
 	struct gpd *gpd;                  /* pointer to gpd array */
 	struct bd  *bd;                   /* pointer to bd array */
diff --git a/drivers/staging/mt7621-mmc/sd.c b/drivers/staging/mt7621-mmc/sd.c
index 923b068..050c4a9 100644
--- a/drivers/staging/mt7621-mmc/sd.c
+++ b/drivers/staging/mt7621-mmc/sd.c
@@ -1041,7 +1041,6 @@ static void msdc_dma_setup(struct msdc_host *host, struct msdc_dma *dma,
 
 	BUG_ON(sglen > MAX_BD_NUM); /* not support currently */
 
-	dma->sg = sg_cmd;
 	dma->sglen = sglen;
 
 	N_MSG(DMA, "DMA sglen<%d> xfersz<%d>", sglen, host->xfer_size);