[PATCH] Fixing compilation warning for 'nand/omap2.c'

[Vimal Singh]

Fixing below warning in compilation:
drivers/mtd/nand/omap2.c: In function 'omap_write_buf_dma_pref':
drivers/mtd/nand/omap2.c:508: warning: passing argument 2 of
'omap_nand_dma_transfer' discards qualifiers from pointer target type

Signed-off-by: Vimal Singh <vimalsingh at ti.com>
---
 drivers/mtd/nand/omap2.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 090ab87..92573d5 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -501,11 +501,13 @@ static void omap_read_buf_dma_pref(struct
 static void omap_write_buf_dma_pref(struct mtd_info *mtd,
 					const u_char *buf, int len)
 {
+	u_char *p = (u_char *)buf;
+
 	if (len <= mtd->oobsize)
-		omap_write_buf_pref(mtd, buf, len);
+		omap_write_buf_pref(mtd, p, len);
 	else
 		/* start transfer in DMA mode */
-		omap_nand_dma_transfer(mtd, buf, len, 0x1);
+		omap_nand_dma_transfer(mtd, p, len, 0x1);
 }

 /**
-- 
1.5.5