Signed-off-by: Sascha Hauer <[email protected]>
---
drivers/mtd/nand/nand_base.c | 22 ++++++++++++----------
include/linux/mtd/mtd.h | 1 +
2 files changed, 13 insertions(+), 10 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index fa10d95..67e913a 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -1672,18 +1672,20 @@ EXPORT_SYMBOL(nand_scan_ident);
EXPORT_SYMBOL(nand_scan_tail);
EXPORT_SYMBOL(nand_release);
-static int mtd_set_erasebad(struct device_d *dev, struct param_d *param,
- const char *val)
+static int mtd_set_erasebad(struct param_d *param, void *priv)
{
- struct mtd_info *mtd = container_of(dev, struct mtd_info, class_dev);
- int erasebad;
+ struct mtd_info *mtd = priv;
- erasebad = simple_strtoul(val, NULL, 0);
+ if (!mtd->p_allow_erasebad) {
+ mtd->allow_erasebad = false;
+ return 0;
+ }
- if (erasebad && !mtd->allow_erasebad)
- dev_warn(dev, "Allowing to erase bad blocks. This may be
dangerous!\n");
+ if (!mtd->allow_erasebad)
+ dev_warn(&mtd->class_dev,
+ "Allowing to erase bad blocks. This may be
dangerous!\n");
- mtd->allow_erasebad = erasebad ? true : false;
+ mtd->allow_erasebad = true;
return 0;
}
@@ -1714,8 +1716,8 @@ int add_mtd_nand_device(struct mtd_info *mtd, char
*devname)
return ret;
if (IS_ENABLED(CONFIG_NAND_ALLOW_ERASE_BAD))
- dev_add_param(&mtd->class_dev, "erasebad", mtd_set_erasebad,
- NULL, 0);
+ dev_add_param_bool(&mtd->class_dev, "erasebad",
mtd_set_erasebad,
+ NULL, &mtd->p_allow_erasebad, mtd);
dev_add_param(&mtd->class_dev, "bbt", NULL, mtd_get_bbt_type, 0);
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 390f4b0..df04030 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -208,6 +208,7 @@ struct mtd_info {
/* If true erasing bad blocks is allowed, this is set via a device
parameter */
bool allow_erasebad;
+ int p_allow_erasebad;
};
int mtd_erase(struct mtd_info *mtd, struct erase_info *instr);
--
1.8.2.rc2
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