Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> --- 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 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox