[PATCH v10 3/4] mtd: rawnand: Add support for secure regions in NAND memory

[Boris Brezillon]

On Thu,  1 Apr 2021 20:49:54 +0530
Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org> wrote:

> @@ -565,6 +608,11 @@ static int nand_block_isreserved(struct mtd_info *mtd, loff_t ofs)
>  
>  	if (!chip->bbt)
>  		return 0;
> +
> +	/* Check if the region is secured */
> +	if (nand_region_is_secured(chip, ofs, 0))
> +		return -EIO;

That would is still wrong, you should never pass a 0 size to
nand_region_is_secured().