mtd: nand: fix 512 byte software ecc support

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Gitweb:     http://git.infradead.org/?p=mtd-2.6.git;a=commit;h=260dc003e9fd41a6cac64308e63dea37ea5de13f
Commit:     260dc003e9fd41a6cac64308e63dea37ea5de13f
Parent:     6a4123e581b3112ff4ea7439ab9ae5cb271a9dbd
Author:     Vimal Singh <vimalsingh at ti.com>
AuthorDate: Mon Feb 23 13:46:08 2009 +0530
Committer:  David Woodhouse <David.Woodhouse at intel.com>
CommitDate: Fri Jun 5 17:40:14 2009 +0100

    mtd: nand: fix 512 byte software ecc support
    
    Type of 'byte_addr' needes to be 'unsigned int' for 512 byte
    ECC support.
    
    Signed-off-by: Vimal Singh <vimalsingh at ti.com>
    Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy at nokia.com>
    Signed-off-by: David Woodhouse <David.Woodhouse at intel.com>
---
 drivers/mtd/nand/nand_ecc.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/nand_ecc.c b/drivers/mtd/nand/nand_ecc.c
index 868147a..c0cb87d 100644
--- a/drivers/mtd/nand/nand_ecc.c
+++ b/drivers/mtd/nand/nand_ecc.c
@@ -428,8 +428,8 @@ EXPORT_SYMBOL(nand_calculate_ecc);
 int nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
 		      unsigned char *read_ecc, unsigned char *calc_ecc)
 {
-	unsigned char b0, b1, b2;
-	unsigned char byte_addr, bit_addr;
+	unsigned char b0, b1, b2, bit_addr;
+	unsigned int byte_addr;
 	/* 256 or 512 bytes/ecc  */
 	const uint32_t eccsize_mult =
 			(((struct nand_chip *)mtd->priv)->ecc.size) >> 8;