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SubjectRe: [PATCH] hostap: hide unused procfs helpers
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On 2018/7/27 17:25, Kalle Valo wrote:
> Arend van Spriel <arend.vanspriel@broadcom.com> writes:
>
>> + Randy
>>
>> On 7/13/2018 9:03 AM, YueHaibing wrote:
>>> When CONFIG_PROC_FS isn't set, gcc warning this:
>>>
>>> drivers/net/wireless/intersil/hostap/hostap_hw.c:2901:12: warning: ‘prism2_registers_proc_show’ defined but not used [-Wunused-function]
>>> static int prism2_registers_proc_show(struct seq_file *m, void *v)
>>>
>>> drivers/net/wireless/intersil/hostap/hostap_proc.c:16:12: warning: ‘prism2_debug_proc_show’ defined but not used [-Wunused-function]
>>> static int prism2_debug_proc_show(struct seq_file *m, void *v)
>>> ^
>>> drivers/net/wireless/intersil/hostap/hostap_proc.c:49:12: warning: ‘prism2_stats_proc_show’ defined but not used [-Wunused-function]
>>> static int prism2_stats_proc_show(struct seq_file *m, void *v)
>>> ^
>>> drivers/net/wireless/intersil/hostap/hostap_proc.c:177:12: warning: ‘prism2_crypt_proc_show’ defined but not used [-Wunused-function]
>>> static int prism2_crypt_proc_show(struct seq_file *m, void *v)
>>> ^
>>>
>>> fix this by adding #ifdef around them.
>>> hfa384x_read_reg is only used by prism2_registers_proc_show,so move it
>>> into #ifdef.
>>
>> There was already a fix for this posted by Randy Dunlap taking a
>> different approach, ie. use __maybe_unused classifier. To be honest I
>> prefer the ifdef approach as it is more explicit and does not feel
>> like a cheat.
>
> I also prefer the ifdef approach more so I'm planning to take this
> patch.

It's ok if you prefer pick this.

>

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