netdev - Re: [E1000-devel] [PATCH net v3 2/2] e100: Add netif_napi

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Date:	Fri, 26 Dec 2014 12:27:16 -0800
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Jia-Ju Bai <baijiaju1990@....com>
Cc:	jeffrey.t.kirsher@...el.com, jesse.brandeburg@...el.com,
	bruce.w.allan@...el.com, carolyn.wyborny@...el.com,
	donald.c.skidmore@...el.com, gregory.v.rose@...el.com,
	matthew.vick@...el.com, john.ronciak@...el.com,
	mitch.a.williams@...el.com, e1000-devel@...ts.sourceforge.net,
	netdev@...r.kernel.org, linux.nics@...el.com
Subject: Re: [E1000-devel] [PATCH net v3 2/2] e100: Add netif_napi_del in
 the driver

On Thu, 25 Dec 2014 10:02:36 +0800
Jia-Ju Bai <baijiaju1990@....com> wrote:

> The driver lacks netif_napi_del in the normal path and error path to 
> match the call of netif_napi_add in e100_probe.
> This patch fixes this problem, and it has been tested on the hardware.
> 
> Signed-off-by: Jia-Ju Bai <baijiaju1990@....com>
> ---
>  drivers/net/ethernet/intel/e100.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
> index 781065e..21c4d0f 100644
> --- a/drivers/net/ethernet/intel/e100.c
> +++ b/drivers/net/ethernet/intel/e100.c
> @@ -2985,6 +2985,7 @@ err_out_free_res:
>  err_out_disable_pdev:
>  	pci_disable_device(pdev);
>  err_out_free_dev:
> +	netif_napi_del(&nic->napi);
>  	free_netdev(netdev);

This is unnecessary since already done in free_netdev()

void free_netdev(struct net_device *dev)
{
..	
	list_for_each_entry_safe(p, n, &dev->napi_list, dev_list)
		netif_napi_del(p);
.
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