[PATCH]: add ubiupdatevol applet (version 2)

[Baruch Siach]

Hi Reuben,

On Mon, Apr 04, 2011 at 10:58:40AM +1200, Reuben Dowle wrote:
> This patch adds the ubiupdatevol applet (from mtd-utils) to busybox.  
> Incorporates changes as suggested by Baruch Siach.
> 
> This version of ubiupdatevol makes some assumptions about the naming of ubi 
> device nodes, to avoid the complexity of scanning and probing devices nodes 
> as libubi does in the full version of ubiupdatevol.
> 
> Signed-off-by: Reuben Dowle <reuben.dowle at navico.com>
> ---

[snip]

> +			snprintf(buf, sizeof(buf), > "/sys/class/ubi/ubi%d_%d/usable_eb_size", ubinum, volnum);
> +			sysfs_fd = xopen(buf, O_RDONLY);
> +			bb_error_msg_and_die("%s sysfs not accessible", "UBI");

You exit unconditionally here. Is this your intention?

> +			if (full_read(sysfs_fd, buf, sizeof(buf)) <= 0)
> +				bb_error_msg_and_die("%s could not get LEB size", "UBI");
> +			if (ENABLE_FEATURE_CLEAN_UP)
> +				close(sysfs_fd);
> +			if (sscanf(buf, "%d", &leb_size) != 1)
> +				bb_error_msg_and_die("%s could not get LEB size", "UBI");

baruch

-- 
                                                     ~. .~   Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
   - baruch at tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -