Re: [patch] caif: cleanup: remove duplicate checks

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Dan Carpenter schrieb:
> These checks merely duplicate the things we've asserted already.  In the
> case of the checks for null we've already dereferenced those variables
> as well.
> 
> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
> 
> diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c
> index df43f26..cc2f072 100644
> --- a/net/caif/cfcnfg.c
> +++ b/net/caif/cfcnfg.c
> @@ -313,14 +313,10 @@ cfcnfg_linkup_rsp(struct cflayer *layer, u8 channel_id, enum cfctrl_srv serv,
>  	caif_assert(phyinfo->phy_layer != NULL);
>  	caif_assert(phyinfo->phy_layer->id == phyid);
>  
> -	if (phyinfo != NULL &&
> -	    phyinfo->phy_ref_count++ == 0 &&
> -	    phyinfo->phy_layer != NULL &&
> +	if (phyinfo->phy_ref_count++ == 0 &&
>  	    phyinfo->phy_layer->modemcmd != NULL) {
> -		caif_assert(phyinfo->phy_layer->id == phyid);
>  		phyinfo->phy_layer->modemcmd(phyinfo->phy_layer,
>  					     _CAIF_MODEMCMD_PHYIF_USEFULL);
> -
>  	}
>  	adapt_layer->id = channel_id;
>  


hi Dan,
the phyinfo->phy_ref_count++  is very hidden, perhaps in terms of readability
it is better to move the phyinfo->phy_ref_count++ inside.

just my 2 cents,

re,
 wh
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