From mboxrd@z Thu Jan  1 00:00:00 1970
From: Scott Wood <oss@buserror.net>
Date: Wed, 01 Jun 2016 19:09:16 -0500
Subject: [U-Boot] [PATCH v2 3/7] nand: add nand mtd concat support
In-Reply-To: <1464696492-10349-4-git-send-email-hs@denx.de>
References: <1464696492-10349-1-git-send-email-hs@denx.de>
 <1464696492-10349-4-git-send-email-hs@denx.de>
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On Tue, 2016-05-31 at 14:08 +0200, Heiko Schocher wrote:
> @@ -59,6 +64,9 @@ int nand_register(int devnum, struct mtd_info *mtd)
>  	 * via the mtdcore infrastructure (e.g. ubi).
>  	 */
>  	add_mtd_device(mtd);
> +#ifdef CONFIG_MTD_CONCAT
> +	nand_devices_found++;
> +#endif
>  #endif
[snip]
> +		sprintf(c_mtd_name, "nand%d", nand_devices_found);
> +		mtd = mtd_concat_create(nand_info, nand_devices_found,
> +					c_mtd_name);

This assumes that there are no gaps in the NAND numbering (e.g. because some
device was optional or failed to init).  It would be better to build an array
by scanning nand_info[] for non-NULL devices.

-SCott