[U-Boot] [PATCH 5/5] fit: Introduce methods for applying overlays on fit-load

Marek Vasut
2017-07-01T14:11:35Z

On 06/30/2017 06:23 PM, Pantelis Antoniou wrote:
> Introduce an overlay based method for constructing a base DT blob
> to pass to the kernel.
>
> Both canned and runtime feature selection is supported.
>
> Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>

[...]

> @@ -1475,29 +1482,58 @@ int fit_conf_get_node(const void *fit, const char *conf_uname)
> debug("Found default configuration: '%s'\n", conf_uname);
> }
>
> + s = strchr(conf_uname, '#');
> + if (s) {
> + len = s - conf_uname;
> + conf_uname_copy = malloc(len + 1);
> + if (!conf_uname_copy) {
> + debug("Can't allocate uname copy: '%s'\n",
> + conf_uname);
> + return -ENOMEM;
> + }
> + memcpy(conf_uname_copy, conf_uname, len);

Is that like strdup() here ?

> + conf_uname_copy[len] = '\0';
> + conf_uname = conf_uname_copy;
> + }
> +
> noffset = fdt_subnode_offset(fit, confs_noffset, conf_uname);
> if (noffset < 0) {
> debug("Can't get node offset for configuration unit name: '%s' (%s)\n",
> conf_uname, fdt_strerror(noffset));
> }
>
> + if (conf_uname_copy)
> + free(conf_uname_copy);
> +
> return noffset;
> }

[...]

--
Best regards,
Marek Vasut