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From: Larry Finger <Larry.Finger@lwfinger•net>
To: Ben Hutchings <bhutchings@solarflare•com>
Cc: gregkh@linuxfoundation•org, netdev@vger•kernel.org,
	devel@driverdev•osuosl.org
Subject: Re: [PATCH 3/9 RESENT] staging: r8188eu: Fix sparse warnings in ioctl_linux.c
Date: Fri, 18 Oct 2013 20:45:28 -0500	[thread overview]
Message-ID: <5261E438.2030508@lwfinger.net> (raw)
In-Reply-To: <1382134111.3381.25.camel@bwh-desktop.uk.level5networks.com>

On 10/18/2013 05:08 PM, Ben Hutchings wrote:
> On Fri, 2013-10-18 at 16:34 -0500, Larry Finger wrote:
>> Sparse checking results in the following warnings:
>>
>>     CHECK   drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3932:17: warning: cast removes
>> address space of expression
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3933:31: warning: incorrect type
>> in argument 1 (different address spaces)
> [...]
>> -		DBG_88E("[%s] extra = %s\n", __func__, (char *)wrqu->data.pointer);
>> -	if (!memcmp(wrqu->data.pointer, "status", 6)) {
>> +		DBG_88E("[%s] extra = %s\n", __func__, (__force char *)wrqu->data.pointer);
>> +	if (!memcmp((__force const char *)wrqu->data.pointer, "status", 6)) {
> [...]
>
> This is hiding the problem, not fixing it.
>
> This private interface needs to be removed anyway.

I agree, but that is not likely to happen soon. I will just leave this set of 
Sparse warnings alone.

Larry

  reply	other threads:[~2013-10-19  1:45 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1382129563-8496-1-git-send-email-Larry.Finger@lwfinger.net>
2013-10-18 21:32 ` [PATCH 1/9 RESENT] staging: r8188eu: Set device type to wlan Larry Finger
2013-10-18 21:58   ` Sergei Shtylyov
2013-10-18 21:33 ` [PATCH 2/9 RESENT] staging: r8188eu: Fix Sparse warnings in rtw_wlan_util Larry Finger
2013-10-18 22:05   ` Ben Hutchings
2013-10-18 21:34 ` [PATCH 3/9 RESENT] staging: r8188eu: Fix sparse warnings in ioctl_linux.c Larry Finger
2013-10-18 22:08   ` Ben Hutchings
2013-10-19  1:45     ` Larry Finger [this message]
2013-10-18 21:35 ` [PATCH 4/9 RESENT] staging: r8188eu: Fix sparse warnings in rtw_ieee80211.c Larry Finger
2013-10-18 21:35 ` [PATCH 5/9 RESENT] staging: r8188eu: Fix sparse warnings in rtl8188e.cmd.c Larry Finger
2013-10-18 21:36 ` [PATCH 6/9 RESENT] staging: r8188eu: Fix sparse warnings in rtw_mlme_ext.c Larry Finger
2013-10-18 21:37 ` [PATCH 7/9 RESENT] staging: r8188eu: Fix sparse warnings in rtl_p2p.c Larry Finger
2013-10-18 21:37 ` [PATCH 8/9 RESENT] staging: r8188eu: Fix sparse warnings in rtw_xmit.c Larry Finger
2013-10-18 21:38 ` [PATCH 9/9 RESENT] staging: r8188eu: Fix sparse warnings in rtw_br_ext.c Larry Finger

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