linux-kernel - Re: [PATCH 3/3] security/apparmor: do not define list_entry

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Message-ID: <20151119002038.GA537@swordfish>
Date:	Thu, 19 Nov 2015 09:20:38 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:	John Johansen <john.johansen@...onical.com>
Cc:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
	"Serge E . Hallyn" <serge@...lyn.com>,
	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Subject: Re: [PATCH 3/3] security/apparmor: do not define list_entry_next

On (11/18/15 10:19), John Johansen wrote:
> On 11/18/2015 04:14 AM, Sergey Senozhatsky wrote:
> > Cosmetic.
> > 
> > Do not define list_entry_next() and use list_next_entry()
> > from list.h.
> > 
> 
> two days to late,
> 
> Geliang Tang already submitted the same patch in
> [PATCH 3/3] apparmor: use list_next_entry instead of list_entry_next
> 

Oh, wow. sorry for the noise. thanks.

	-ss

> and I've pulled it into my tree
> 
> still thank you for your work, it is appreciated
> 
> > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com>
> > ---
> >  security/apparmor/apparmorfs.c | 10 ++++------
> >  1 file changed, 4 insertions(+), 6 deletions(-)
> > 
> > diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
> > index ad4fa49..946e8fd 100644
> > --- a/security/apparmor/apparmorfs.c
> > +++ b/security/apparmor/apparmorfs.c
> > @@ -21,6 +21,7 @@
> >  #include <linux/namei.h>
> >  #include <linux/capability.h>
> >  #include <linux/rcupdate.h>
> > +#include <linux/list.h>
> >  
> >  #include "include/apparmor.h"
> >  #include "include/apparmorfs.h"
> > @@ -549,9 +550,6 @@ fail2:
> >  	return error;
> >  }
> >  
> > -
> > -#define list_entry_next(pos, member) \
> > -	list_entry(pos->member.next, typeof(*pos), member)
> >  #define list_entry_is_head(pos, head, member) (&pos->member == (head))
> >  
> >  /**
> > @@ -582,7 +580,7 @@ static struct aa_namespace *__next_namespace(struct aa_namespace *root,
> >  	parent = ns->parent;
> >  	while (ns != root) {
> >  		mutex_unlock(&ns->lock);
> > -		next = list_entry_next(ns, base.list);
> > +		next = list_next_entry(ns, base.list);
> >  		if (!list_entry_is_head(next, &parent->sub_ns, base.list)) {
> >  			mutex_lock(&next->lock);
> >  			return next;
> > @@ -636,7 +634,7 @@ static struct aa_profile *__next_profile(struct aa_profile *p)
> >  	parent = rcu_dereference_protected(p->parent,
> >  					   mutex_is_locked(&p->ns->lock));
> >  	while (parent) {
> > -		p = list_entry_next(p, base.list);
> > +		p = list_next_entry(p, base.list);
> >  		if (!list_entry_is_head(p, &parent->base.profiles, base.list))
> >  			return p;
> >  		p = parent;
> > @@ -645,7 +643,7 @@ static struct aa_profile *__next_profile(struct aa_profile *p)
> >  	}
> >  
> >  	/* is next another profile in the namespace */
> > -	p = list_entry_next(p, base.list);
> > +	p = list_next_entry(p, base.list);
> >  	if (!list_entry_is_head(p, &ns->base.profiles, base.list))
> >  		return p;
> >  
> > 
> 
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