[MTD] [NAND] make s3c2410 indicate an error for multi-bit read errors

If there were multiple bit errors in the data s3c2410_nand_correct_data()
was returning 0 (no error) instead of -1, so the upper layers (like JFFS2)
would not know the data is corrupt.

Signed-off-by: Matt Reimer <mreimer@vpop.net>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index 512acfc..21a2cc8 100644 (file)
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -401,7 +401,7 @@ static int s3c2410_nand_correct_data(struct mtd_info *mtd, u_char *dat,
        if ((diff0 & ~(1<<fls(diff0))) == 0)
                return 1;
 
-       return 0;
+       return -1;
 }
 
 /* ECC functions