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-rw-r--r--drivers/mtd/ubi/build.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 1405b556c65..d3da6668266 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -633,6 +633,15 @@ static int io_init(struct ubi_device *ubi)
}
/*
+ * Set maximum amount of physical erroneous eraseblocks to be 10%.
+ * Erroneous PEB are those which have read errors.
+ */
+ ubi->max_erroneous = ubi->peb_count / 10;
+ if (ubi->max_erroneous < 16)
+ ubi->max_erroneous = 16;
+ dbg_msg("max_erroneous %d", ubi->max_erroneous);
+
+ /*
* It may happen that EC and VID headers are situated in one minimal
* I/O unit. In this case we can only accept this UBI image in
* read-only mode.