Hi,

On 2/5/26 4:45 PM, Marco Felsch wrote:
> This adds the EFI core driver to communicate with the system
> co-processor.
> 
> Signed-off-by: Marco Felsch <[email protected]>

Acked-by: Ahmad Fatoum <[email protected]>

but see below for some nits should there be a v2.

> +     max_msg_len = HGS_EFI_SEP_FRAME_PREAMBLE_SZ +
> +                   HGS_EFI_SEP_FRAME_POSTAMBLE_SZ +
> +                   efi->coder->sep_header_hdrsize + cmd->payload_size;
> +     msg = p = xzalloc(max_msg_len);
> +     if (!msg) {

xzalloc never fails.

> +             dev_err(dev, "No memory\n");

dev_err allocates memory, so this wouldn't work anyway.

> +     /* Split header from payload first for the following str-ops on buf */
> +     payload = strstr(buf, ":");

Nitpick: strchr()

> +     if (!payload) {
> +             dev_warn(dev, "Failed to find header delim\n");
> +             return -EINVAL;
> +     }
> +
> +     hdrlen = payload - buf;
> +     if (hdrlen > sizeof(struct hgs_efi_sep_ascii_hdr)) {
> +             dev_warn(dev, "Invalid header len detected\n");
> +             return -EINVAL;
> +     }
> +
> +     *payload = 0;
> +     payload++;
> +
> +     /*
> +      * Albeit the CRC is optional and the calc as a few flaws the coder may
> +      * has added it. Skip the CRC check but do the msg-id check.
> +      */
> +     p = strstr(buf, ",");

Nitpick: strchr()


Cheers,
Ahmad

-- 
Pengutronix e.K.                  |                             |
Steuerwalder Str. 21              | http://www.pengutronix.de/  |
31137 Hildesheim, Germany         | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686  | Fax:   +49-5121-206917-5555 |


Reply via email to