linux-kernel - Re: [PATCH 7/7] staging: rtl8188eu: reduce indentation level in rtw_alloc

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Date:   Sat, 26 Oct 2019 10:18:51 -0700
From:   Joe Perches <joe@...ches.com>
To:     Michael Straube <straube.linux@...il.com>,
        gregkh@...uxfoundation.org
Cc:     Larry.Finger@...inger.net, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 7/7] staging: rtl8188eu: reduce indentation level in
 rtw_alloc_stainfo

On Sat, 2019-10-26 at 14:11 +0200, Michael Straube wrote:
> Remove else-arm from if-else statement. Move the else code out of the
> if-else and skip it by adding goto exit to the if block. The exit label
> was directly after the else-arm, so there is no change in behaviour.
> Reduces indentation level and clears a line over 80 characters
> checkpatch warning.
[]
> diff --git a/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c b/drivers/staging/rtl8188eu/core/rtw_sta_mgt.c
[]
> @@ -181,70 +181,71 @@ struct sta_info *rtw_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr)
>  					struct sta_info, list);
>  	if (!psta) {
>  		spin_unlock_bh(&pfree_sta_queue->lock);

Because exit does no cleanup, it's probably simpler as
		return NULL;
and then remove the exit label

> +	if (index >= NUM_STA) {
> +		RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_err_,
> +			 ("ERROR => %s: index >= NUM_STA", __func__));
> +		psta = NULL;
> +		goto exit;

here too

[]

> +
>  exit:
>  	return psta;
>  }