linux-kernel - Re: [PATCH] auditsc: Use kzalloc instead of kmalloc+memset.

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] [day] [month] [year] [list]

Date:	Tue, 9 Apr 2013 10:37:53 +0600
From:	Rakib Mullick <rakib.mullick@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Al Viro <viro@...iv.linux.org.uk>, Eric Paris <eparis@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] auditsc: Use kzalloc instead of kmalloc+memset.

On Tue, Apr 9, 2013 at 3:43 AM, Andrew Morton <akpm@...ux-foundation.org> wrote:
>
> Fair enough.  I'd go futher...
>
> From: Andrew Morton <akpm@...ux-foundation.org>
> Subject: auditsc-use-kzalloc-instead-of-kmallocmemset-fix
>
> remove audit_set_context() altogether - fold it into its caller
>
> Cc: Al Viro <viro@...iv.linux.org.uk>
> Cc: Eric Paris <eparis@...hat.com>
> Cc: Rakib Mullick <rakib.mullick@...il.com>
> Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
> ---
>
>  kernel/auditsc.c |   10 ++--------
>  1 file changed, 2 insertions(+), 8 deletions(-)
>
> diff -puN kernel/auditsc.c~auditsc-use-kzalloc-instead-of-kmallocmemset-fix kernel/auditsc.c
> --- a/kernel/auditsc.c~auditsc-use-kzalloc-instead-of-kmallocmemset-fix
> +++ a/kernel/auditsc.c
> @@ -1034,13 +1034,6 @@ static inline void audit_free_aux(struct
>         }
>  }
>
> -static inline void audit_set_context(struct audit_context *context,
> -                                     enum audit_state state)
> -{
> -       context->state      = state;
> -       context->prio = state == AUDIT_RECORD_CONTEXT ? ~0ULL : 0;
> -}
> -
>  static inline struct audit_context *audit_alloc_context(enum audit_state state)
>  {
>         struct audit_context *context;
> @@ -1048,7 +1041,8 @@ static inline struct audit_context *audi
>         context = kzalloc(sizeof(*context), GFP_KERNEL);
>         if (!context)
>                 return NULL;
> -       audit_set_context(context, state);
> +       context->state = state;
> +       context->prio = state == AUDIT_RECORD_CONTEXT ? ~0ULL : 0;
>         INIT_LIST_HEAD(&context->killed_trees);
>         INIT_LIST_HEAD(&context->names_list);
>         return context;
> _
>
Yes, this one is better than my patch and it's due to its diff stat.

Thanks,
Rakib.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/