netdev - Re: [Intel-wired-lan] [PATCH iwl-next v8 06/14] iavf: add initial framework for registering PTP clock

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <7495a81b-0367-4883-9e6b-e4487ef378be@intel.com>
Date: Mon, 12 Aug 2024 12:01:34 +0200
From: Mateusz Polchlopek <mateusz.polchlopek@...el.com>
To: Alexander Lobakin <aleksander.lobakin@...el.com>
CC: <intel-wired-lan@...ts.osuosl.org>, <netdev@...r.kernel.org>, Jacob Keller
	<jacob.e.keller@...el.com>, Wojciech Drewek <wojciech.drewek@...el.com>, "Sai
 Krishna" <saikrishnag@...vell.com>, Simon Horman <horms@...nel.org>, "Ahmed
 Zaki" <ahmed.zaki@...el.com>
Subject: Re: [Intel-wired-lan] [PATCH iwl-next v8 06/14] iavf: add initial
 framework for registering PTP clock



On 8/8/2024 2:24 PM, Alexander Lobakin wrote:
> From: Mateusz Polchlopek <mateusz.polchlopek@...el.com>
> Date: Thu, 8 Aug 2024 13:04:29 +0200
> 
>>
>>
>> On 7/30/2024 3:40 PM, Alexander Lobakin wrote:
>>> From: Mateusz Polchlopek <mateusz.polchlopek@...el.com>
>>> Date: Tue, 30 Jul 2024 05:15:01 -0400
> 
> [...]
> 
>>>> +bool iavf_ptp_cap_supported(struct iavf_adapter *adapter, u32 cap)
>>>> +{
>>>> +    if (!PTP_ALLOWED(adapter))
>>>> +        return false;
>>>> +
>>>> +    /* Only return true if every bit in cap is set in hw_caps.caps */
>>>> +    return (adapter->ptp.hw_caps.caps & cap) == cap;
>>>
>>> Aren't these parenthesis redundant?
>>>
>>
>> I think they are not. They wrap bit operation and also I checked it
>> with checkpatch script and it doesn't complain about reduntant
>> parenthesis.
> 
> If the object code doesn't change when compiling without them, there are
> no compiler complains etc, then they are :D checkpatch doesn't always
> catch things, but I don't remember whether the compiler won't complain
> or change the object code / logic. Could you please check?
> 
> Thanks,
> Olek

Okay, good point. I checked that and they are not redundant. If I remove
them then compiler complains and object code changes so - parenthesis
stay with us :D

thanks