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-rw-r--r--drivers/mtd/nand/nand_util.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c
index 762ac53287..e4ef8588a7 100644
--- a/drivers/mtd/nand/nand_util.c
+++ b/drivers/mtd/nand/nand_util.c
@@ -461,6 +461,9 @@ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
#ifdef CONFIG_CMD_NAND_YAFFS
if (flags & WITH_YAFFS_OOB) {
+ if (flags & ~WITH_YAFFS_OOB)
+ return -EINVAL;
+
int pages;
pages = nand->erasesize / nand->writesize;
blocksize = (pages * nand->oobsize) + nand->erasesize;
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