[PATCH] mtd: denali: fix incorrect bitmask error in denali_setup_dma

dinguyen at opensource.altera.com dinguyen at opensource.altera.com
Fri Jan 9 07:32:35 PST 2015


From: Graham Moore <grmoore at opensource.altera.com>

commit "3157d1ed2309 mtd: denali: remove unnecessary casts" introduced
an error by using a wrong bitmask.

A uint16_t cast was replaced with & 0xff, should be & 0xffff.

Signed-off-by: Graham Moore <grmoore at opensource.altera.com>
Signed-off-by: Dinh Nguyen <dinguyen at opensource.altera.com>
---
 drivers/mtd/nand/denali.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index b3b7ca1..5e397fb 100644
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -1041,7 +1041,7 @@ static void denali_setup_dma(struct denali_nand_info *denali, int op)
 	index_addr(denali, mode | ((addr >> 16) << 8), 0x2200);
 
 	/* 3. set memory low address bits 23:8 */
-	index_addr(denali, mode | ((addr & 0xff) << 8), 0x2300);
+	index_addr(denali, mode | ((addr & 0xffff) << 8), 0x2300);
 
 	/* 4. interrupt when complete, burst len = 64 bytes */
 	index_addr(denali, mode | 0x14000, 0x2400);
-- 
1.7.9.5




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