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From: Dan Carpenter <dan.carpenter@oracle.com>
To: kernel-janitors@vger.kernel.org
Subject: Re: [bug report] octeontx2-af: cn10k: MAC internal loopback support
Date: Tue, 16 Feb 2021 10:14:53 +0000	[thread overview]
Message-ID: <20210216101453.GF2222@kadam> (raw)
In-Reply-To: <YCuaqPZw9V8HeCrU@mwanda>

On Tue, Feb 16, 2021 at 01:12:56PM +0300, Dan Carpenter wrote:
> Hello Hariprasad Kelam,
> 
> The patch 3ad3f8f93c81: "octeontx2-af: cn10k: MAC internal loopback
> support" from Feb 11, 2021, leads to the following static checker
> warning:
> 
> 	drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c:731 rvu_cgx_config_intlbk()
> 	error: uninitialized symbol 'cgx_id'.
> 
> drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
>    723  static int rvu_cgx_config_intlbk(struct rvu *rvu, u16 pcifunc, bool en)
>    724  {
>    725          struct mac_ops *mac_ops;
>    726          u8 cgx_id, lmac_id;
>                    ^^^^^^
> 
>    727  
>    728          if (!is_cgx_config_permitted(rvu, pcifunc))
>    729                  return -EPERM;
>    730  
>    731          mac_ops = get_mac_ops(rvu_cgx_pdata(cgx_id, rvu));
>                                                     ^^^^^^
> Uninitialized.  This code probably hasn't been tested very well.
> 
>    732  
>    733          return mac_ops->mac_lmac_intl_lbk(rvu_cgx_pdata(cgx_id, rvu),
>    734                                            lmac_id, en);
                                                    ^^^^^^^

drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c:734
rvu_cgx_config_intlbk() error: uninitialized symbol 'lmac_id'.

This isn't initialized either.

regards,
dan carpenter

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: hkelam@marvell.com
Cc: kernel-janitors@vger.kernel.org
Subject: Re: [bug report] octeontx2-af: cn10k: MAC internal loopback support
Date: Tue, 16 Feb 2021 13:14:53 +0300	[thread overview]
Message-ID: <20210216101453.GF2222@kadam> (raw)
Message-ID: <20210216101453.UZGNoxySpI3S2q2kbN52tx-ACMQiyIRAcnaJxglRTUw@z> (raw)
In-Reply-To: <YCuaqPZw9V8HeCrU@mwanda>

On Tue, Feb 16, 2021 at 01:12:56PM +0300, Dan Carpenter wrote:
> Hello Hariprasad Kelam,
> 
> The patch 3ad3f8f93c81: "octeontx2-af: cn10k: MAC internal loopback
> support" from Feb 11, 2021, leads to the following static checker
> warning:
> 
> 	drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c:731 rvu_cgx_config_intlbk()
> 	error: uninitialized symbol 'cgx_id'.
> 
> drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
>    723  static int rvu_cgx_config_intlbk(struct rvu *rvu, u16 pcifunc, bool en)
>    724  {
>    725          struct mac_ops *mac_ops;
>    726          u8 cgx_id, lmac_id;
>                    ^^^^^^
> 
>    727  
>    728          if (!is_cgx_config_permitted(rvu, pcifunc))
>    729                  return -EPERM;
>    730  
>    731          mac_ops = get_mac_ops(rvu_cgx_pdata(cgx_id, rvu));
>                                                     ^^^^^^
> Uninitialized.  This code probably hasn't been tested very well.
> 
>    732  
>    733          return mac_ops->mac_lmac_intl_lbk(rvu_cgx_pdata(cgx_id, rvu),
>    734                                            lmac_id, en);
                                                    ^^^^^^^

drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c:734
rvu_cgx_config_intlbk() error: uninitialized symbol 'lmac_id'.

This isn't initialized either.

regards,
dan carpenter


  reply	other threads:[~2021-02-16 10:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-16 10:12 [bug report] octeontx2-af: cn10k: MAC internal loopback support Dan Carpenter
2021-02-16 10:12 ` Dan Carpenter
2021-02-16 10:14 ` Dan Carpenter [this message]
2021-02-16 10:14   ` Dan Carpenter

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