linux-kernel - Re: [PATCH 4/4] nfc: llcp_sock_sendmsg: Reformat code to make the smaller block indented

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Message-ID: <c51aa08d-944f-4d91-9cd0-c8a6ff6ceace@linaro.org>
Date:   Mon, 27 Nov 2023 11:57:08 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Siddh Raman Pant <code@...dh.me>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] nfc: llcp_sock_sendmsg: Reformat code to make the
 smaller block indented

On 25/11/2023 21:26, Siddh Raman Pant wrote:
> The block for datagram sending is a significantly bigger chunk of the
> function compared to the other scenario.
> 
> Thus, put the significantly smaller block inside the if-block.
> 


>  
> +	if (sk->sk_state != LLCP_BOUND) {
>  		release_sock(sk);
> -
> -		return nfc_llcp_send_ui_frame(llcp_sock, addr->dsap, addr->ssap,
> -					      msg, len);
> +		return -ENOTCONN;
>  	}
>  
> -	if (sk->sk_state != LLCP_CONNECTED) {
> +	DECLARE_SOCKADDR(struct sockaddr_nfc_llcp *, addr, msg->msg_name);

No, this code is not readable. I don't think this change helps in anything.

> +
> +	if (msg->msg_namelen < sizeof(*addr)) {
>  		release_sock(sk);
> -		return -ENOTCONN;
> +		return -EINVAL;
>  	}
>  
>  	release_sock(sk);
>  
> -	return nfc_llcp_send_i_frame(llcp_sock, msg, len);
> +	return nfc_llcp_send_ui_frame(llcp_sock, addr->dsap, addr->ssap,
> +				      msg, len);
> +

Stray blank line.


Best regards,
Krzysztof