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From: "Arend van Spriel" <arend@broadcom.com>
To: "Dan Carpenter" <dan.carpenter@oracle.com>
Cc: linux-wireless@vger.kernel.org
Subject: Re: net: wireless: add brcm80211 drivers
Date: Mon, 6 Aug 2012 10:50:07 +0200	[thread overview]
Message-ID: <501F853F.9010904@broadcom.com> (raw)
In-Reply-To: <20120805195716.GA12400@elgon.mountain>

On 08/05/2012 09:57 PM, Dan Carpenter wrote:
> Hi Arend,
> 
> The patch 5b435de0d786: "net: wireless: add brcm80211 drivers" from
> Oct 5, 2011, leads to the following warning:
> drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c:1699 brcmf_sdbrcm_readframes()
> 	 warn: is it ok to set 'rxseq' to -1?
> 
>   1697                          cnt = brcmf_sdbrcm_rxglom(bus, rxseq);
>   1698                          brcmf_dbg(GLOM, "rxglom returned %d\n", cnt);
>   1699                          rxseq += cnt - 1;
>   1700                          rxleft = (rxleft > cnt) ? (rxleft - cnt) : 1;
>   1701                          continue;
> 
> This isn't a warning, it's just one of the things I audit.
> brcmf_sdbrcm_rxglom() can return 0 so it's weird that we do
> "rxseq += 0 - 1;"  Was that intended?
> 
> regards,
> dan carpenter
> 
> 

Thanks, Dan

Probably it was not intended, but we need a closer look. At rxseq should
never be -1.

Gr. AvS


  reply	other threads:[~2012-08-06  8:50 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-05 19:57 net: wireless: add brcm80211 drivers Dan Carpenter
2012-08-06  8:50 ` Arend van Spriel [this message]
  -- strict thread matches above, loose matches on Subject: below --
2016-06-27 13:22 Dan Carpenter
2016-06-27 19:12 ` Dan Carpenter
2012-05-13 17:43 Dan Carpenter
2012-05-14  7:07 ` Arend van Spriel
2012-05-14  8:34   ` Dan Carpenter
2012-05-14  9:06     ` Arend van Spriel
2012-05-14  9:28       ` Dan Carpenter
2012-05-14 11:45     ` Julia Lawall

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