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Re: [PATCH 1115/1285] Replace numeric parameter like 0444 with macro

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On Tue 2016-08-02 09:29:27, Eric W. Biederman wrote:
> Baole Ni <baolex.ni@intel.com> writes:
> 
> > I find that the developers often just specified the numeric value
> > when calling a macro which is defined with a parameter for access permission.
> > As we know, these numeric value for access permission have had the corresponding macro,
> > and that using macro can improve the robustness and readability of the code,
> > thus, I suggest replacing the numeric parameter with the macro.
> 
> *Scratches my head*  The permissions are not 0444 below.
> With 1285 patches I wonder how many typos you may have made.
> 
> Was this generated by a script?

I think he got it right:

/usr/include/linux/stat.h:#define S_IRUSR 00400

But that does not make me like the series. And yes, hiding backdoor in
one of those would be way too easy...

									Pavel

> Eric
> 
> > Signed-off-by: Chuansheng Liu <chuansheng.liu@intel.com>
> > Signed-off-by: Baole Ni <baolex.ni@intel.com>
> > ---
> >  net/netfilter/ipset/ip_set_core.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c
> > index a748b0c..b6c060d3 100644
> > --- a/net/netfilter/ipset/ip_set_core.c
> > +++ b/net/netfilter/ipset/ip_set_core.c
> > @@ -48,7 +48,7 @@ static inline struct ip_set_net *ip_set_pernet(struct net *net)
> >  
> >  static unsigned int max_sets;
> >  
> > -module_param(max_sets, int, 0600);
> > +module_param(max_sets, int, S_IRUSR | S_IWUSR);
> >  MODULE_PARM_DESC(max_sets, "maximal number of sets");
> >  MODULE_LICENSE("GPL");
> >  MODULE_AUTHOR("Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>");

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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[PATCH 1115/1285] Replace numeric parameter like 0444 with macro Baole Ni <baolex.ni@intel.com> - 2016-08-02 15:10 +0200
  Re: [PATCH 1115/1285] Replace numeric parameter like 0444 with macro ebiederm@xmission.com (Eric W. Biederman) - 2016-08-02 18:20 +0200
    Re: [PATCH 1115/1285] Replace numeric parameter like 0444 with macro Pavel Machek <pavel@ucw.cz> - 2016-08-02 20:00 +0200
      Re: [PATCH 1115/1285] Replace numeric parameter like 0444 with  macro David Miller <davem@davemloft.net> - 2016-08-02 20:10 +0200

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