Re: [PATCH] Small kfree cleanup, save a local variable.

[Chris Wright]

* Jesper Juhl (juhl-lkml@xxxxxx) wrote:
> Here's a patch with a small improvement to kernel/auditsc.c .
> There's no need for the local variable  struct audit_entry *e  , 
> we can just call kfree directly on container_of() .
> Patch also removes an extra space a little further down in the file.

Please Cc: linux-audit@xxxxxxxxxx on audit patches.  I tend to agree
with Michael, it's optimized away, and readable as is.

thanks,
-chris

> Signed-off-by: Jesper Juhl <juhl-lkml@xxxxxx>
> ---
> 
>  kernel/auditsc.c |    5 ++---
>  1 files changed, 2 insertions(+), 3 deletions(-)
> 
> --- linux-2.6.12-orig/kernel/auditsc.c	2005-06-17 21:48:29.000000000 +0200
> +++ linux-2.6.12/kernel/auditsc.c	2005-06-19 21:21:37.000000000 +0200
> @@ -202,8 +202,7 @@ static inline int audit_add_rule(struct 
>  
>  static void audit_free_rule(struct rcu_head *head)
>  {
> -	struct audit_entry *e = container_of(head, struct audit_entry, rcu);
> -	kfree(e);
> +	kfree(container_of(head, struct audit_entry, rcu));
>  }
>  
>  /* Note that audit_add_rule and audit_del_rule are called via
> @@ -612,7 +611,7 @@ static inline void audit_free_context(st
>  		audit_free_names(context);
>  		audit_free_aux(context);
>  		kfree(context);
> -		context  = previous;
> +		context = previous;
>  	} while (context);
>  	if (count >= 10)
>  		printk(KERN_ERR "audit: freed %d contexts\n", count);
-
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