From: Sascha Hauer <s.hauer@pengutronix.de>
To: Giorgio Dal Molin <iw3gtf@arcor.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 2/2] mtd: ubi: commands: added the new command 'ubirename'.
Date: Mon, 26 Sep 2016 08:19:12 +0200 [thread overview]
Message-ID: <20160926061912.elzmjbs4mdv5ztrb@pengutronix.de> (raw)
In-Reply-To: <20160923090739.25517-3-iw3gtf@arcor.de>
Hi Giorgio,
Looks good mostly. Patch 1/2 is fine, some small remarks for this one.
On Fri, Sep 23, 2016 at 11:07:39AM +0200, Giorgio Dal Molin wrote:
> Signed-off-by: Giorgio Dal Molin <iw3gtf@arcor.de>
> ---
> commands/ubi.c | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 71 insertions(+)
>
> diff --git a/commands/ubi.c b/commands/ubi.c
> index 7c55195..3c5729e 100644
> --- a/commands/ubi.c
> +++ b/commands/ubi.c
> @@ -328,3 +328,74 @@ BAREBOX_CMD_START(ubirmvol)
> BAREBOX_CMD_GROUP(CMD_GRP_PART)
> BAREBOX_CMD_HELP(cmd_ubirmvol_help)
> BAREBOX_CMD_END
> +
> + ret = ioctl(fd, UBI_IOCGETUBINUM, &ubi_num);
> + if (ret) {
> + perror("failed to get the ubi num");
> + return COMMAND_ERROR_USAGE;
> + }
> + close(fd);
> +
> + for(i=2, j=0; i<argc; ++j, i+=2) {
Please add a space pn both sides of binary operators.
> + req.ents[j].vol_id = get_vol_id(ubi_num, argv[i]);
> + if(req.ents[j].vol_id < 0) {
> + printf("'%s' is not a volume name.\n", argv[i]);
It is a volume name, but not a valid one. Better something like
printf("Volume '%s' does not exist on %s\n", argv[i], argv[1]);
?
> + return COMMAND_ERROR_USAGE;
> + }
> + strncpy(req.ents[j].name, argv[i+1], UBI_MAX_VOLUME_NAME);
> + req.ents[j].name_len = strlen(req.ents[j].name);
> + }
> +
> + ret = ubi_api_rename_volumes(ubi_num, &req);
> + if (ret)
> + perror("failed to rename.");
perror("failed to rename: %s", strerror(-ret));
It's always nice to print the error reason if we can.
Sascha
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next prev parent reply other threads:[~2016-09-26 6:19 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-21 8:04 [PATCH 0/2] added support for renaming UBI volumes Giorgio Dal Molin
2016-09-21 8:04 ` [PATCH 1/2] mtd: UBI: add support (ioctl) for renaming ubi volumes Giorgio Dal Molin
2016-09-21 8:04 ` [PATCH 2/2] commands: ubi: added the new command 'ubirename' to rename " Giorgio Dal Molin
2016-09-22 8:04 ` Sascha Hauer
2016-09-23 9:07 ` [PATCH 0/2] mtd: ubi: implement the new command 'ubirename' Giorgio Dal Molin
2016-09-23 9:07 ` [PATCH 1/2] mtd: ubi: add API call to rename volumes Giorgio Dal Molin
2016-09-23 9:07 ` [PATCH 2/2] mtd: ubi: commands: added the new command 'ubirename' Giorgio Dal Molin
2016-09-26 6:19 ` Sascha Hauer [this message]
2016-09-26 10:52 ` [PATCH 0/2 (try 2)] mtd: ubi: implement " Giorgio Dal Molin
2016-09-27 6:21 ` Sascha Hauer
2016-09-26 10:52 ` [PATCH 1/2] mtd: ubi: add API call to rename volumes Giorgio Dal Molin
2016-09-26 10:52 ` [PATCH 2/2] mtd: ubi: commands: added the new command 'ubirename' Giorgio Dal Molin
2016-09-23 10:11 ` Aw: Re: [PATCH 2/2] commands: ubi: added the new command 'ubirename' to rename ubi volumes iw3gtf
2016-09-27 6:23 ` Sascha Hauer
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