[U-Boot] [PATCH] nand_util: correct YAFFS image write function

[Liu, Wentao]

In function nand_write_skip_bad(),for YAFFS filesystem part,
write_oob() will return 0 when success, so when rval equals 0,
it should continue to write the next page, and no break.

Signed-off-by: Wentao, Liu <wentao.liu at intel.com>

diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c
index 60c778e..7ed8b18 100644
--- a/drivers/mtd/nand/nand_util.c
+++ b/drivers/mtd/nand/nand_util.c
@@ -564,7 +564,7 @@ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
 				ops.oobbuf = ops.datbuf + pagesize;
 
 				rval = nand->write_oob(nand, offset, &ops);
-				if (!rval)
+				if (rval != 0)
 					break;
 
 				offset += pagesize;
-- 
1.7.4.1