netdev - Re: [PATCH] ipv6: fix ifnullfree.cocci warnings

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Date:	Wed, 09 Sep 2015 22:08:52 -0700
From:	roopa <roopa@...ulusnetworks.com>
To:	kbuild test robot <fengguang.wu@...el.com>
CC:	kbuild-all@...org,
	Nikolay Aleksandrov <nikolay@...ulusnetworks.com>,
	netdev@...r.kernel.org, Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	Patrick McHardy <kaber@...sh.net>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ipv6: fix ifnullfree.cocci warnings

On 9/9/15, 3:57 PM, kbuild test robot wrote:
> net/ipv6/route.c:2946:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
>
>   NULL check before some freeing functions is not needed.
>
>   Based on checkpatch warning
>   "kfree(NULL) is safe this check is probably not required"
>   and kfreeaddr.cocci by Julia Lawall.
>
> Generated by: scripts/coccinelle/free/ifnullfree.cocci
>
> CC: Roopa Prabhu <roopa@...ulusnetworks.com>
> Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
>
FWIW, Acked-by: Roopa Prabhu <roopa@...ulusnetworks.com>
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