linux-kernel - Re: [PATCH] staging: most: hdm-usb: Use setup

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Date:	Wed, 28 Oct 2015 11:21:09 +0100
From:	Christian Gromm <christian.gromm@...rochip.com>
To:	Muhammad Falak R Wani <falakreyaz@...il.com>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Andrey Shvetsov <andrey.shvetsov@....de>,
	Sudip Mukherjee <sudipm.mukherjee@...il.com>,
	Masanari Iida <standby24x7@...il.com>,
	Adrian Remonda <adrianremonda@...il.com>,
	<devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] staging: most: hdm-usb: Use setup_timer

On Sat, 24 Oct 2015 07:45:44 +0530
Muhammad Falak R Wani <falakreyaz@...il.com> wrote:

> Use the timer API function setup_timer instead of init_timer, removing
> the structure field assignments.
> 
> <smpl>
> 
> @timer@
> expression e1,e2,e3,fn_ptr;
> @@
> -init_timer(&e1);
> +setup_timer(&e1, fn_ptr, e2);
> ... when != fn_ptr = e3
> -e1.function = fn_ptr;
> -e1.data = e2;
> 
> </smpl>
> 
> Signed-off-by: Muhammad Falak R Wani <falakreyaz@...il.com>
Acked-by: Christian Gromm <christian.gromm@...rochip.com>
> ---
>  drivers/staging/most/hdm-usb/hdm_usb.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/most/hdm-usb/hdm_usb.c b/drivers/staging/most/hdm-usb/hdm_usb.c
> index 0bf38c4..2e07313 100644
> --- a/drivers/staging/most/hdm-usb/hdm_usb.c
> +++ b/drivers/staging/most/hdm-usb/hdm_usb.c
> @@ -1235,11 +1235,10 @@ hdm_probe(struct usb_interface *interface, const struct usb_device_id *id)
>  	num_endpoints = usb_iface_desc->desc.bNumEndpoints;
>  	mutex_init(&mdev->io_mutex);
>  	INIT_WORK(&mdev->poll_work_obj, wq_netinfo);
> -	init_timer(&mdev->link_stat_timer);
> +	setup_timer(&mdev->link_stat_timer, link_stat_timer_handler,
> +		    (unsigned long)mdev);
>  
>  	mdev->usb_device = usb_dev;
> -	mdev->link_stat_timer.function = link_stat_timer_handler;
> -	mdev->link_stat_timer.data = (unsigned long)mdev;
>  	mdev->link_stat_timer.expires = jiffies + (2 * HZ);
>  
>  	mdev->iface.mod = hdm_usb_fops.owner;

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