Date: Mon, 9 Feb 2015 10:15:19 +0800
From: Peter Chen <peter.chen@freescale.com>
To: Bas Peters <baspeters93@gmail.com>
CC: <gregkh@linuxgoundation.org>, <stern@rowland.harvard.edu>,
        <dan.j.williams@intel.com>, <hdegoede@redhat.com>,
        <sarah.a.sharp@linux.intel.com>, <linux-usb@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/6] drivers: usb: core: devio.c: remove assignment of
 variables in if conditions.
Message-ID: <20150209021518.GC3045@shlinux2>
References: <1423346106-13493-1-git-send-email-baspeters93@gmail.com>
 <1423346106-13493-2-git-send-email-baspeters93@gmail.com>
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On Sat, Feb 07, 2015 at 10:55:01PM +0100, Bas Peters wrote:
> This patch removes assignment of variables in if conditions in
> accordance witht the CodingStyle.

%s/witht/with

> 
> Signed-off-by: Bas Peters <baspeters93@gmail.com>
> ---
>  drivers/usb/core/devio.c | 15 ++++++++++-----
>  1 file changed, 10 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
> index 0b59731..ea3c737 100644
> --- a/drivers/usb/core/devio.c
> +++ b/drivers/usb/core/devio.c
> @@ -1081,7 +1081,8 @@ static int proc_bulk(struct usb_dev_state *ps, void __user *arg)
>  	ret = usbfs_increase_memory_usage(len1 + sizeof(struct urb));
>  	if (ret)
>  		return ret;
> -	if (!(tbuf = kmalloc(len1, GFP_KERNEL))) {
> +	tbuf = kmalloc(len1, GFP_KERNEL);
> +	if (!tbuf) {
>  		ret = -ENOMEM;
>  		goto done;
>  	}
> @@ -1223,7 +1224,8 @@ static int proc_setintf(struct usb_dev_state *ps, void __user *arg)
>  
>  	if (copy_from_user(&setintf, arg, sizeof(setintf)))
>  		return -EFAULT;
> -	if ((ret = checkintf(ps, setintf.interface)))
> +	ret = checkintf(ps, setintf.interface);
> +	if (ret)
>  		return ret;
>  
>  	destroy_async_on_interface(ps, setintf.interface);
> @@ -1392,7 +1394,8 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
>  		number_of_packets = uurb->number_of_packets;
>  		isofrmlen = sizeof(struct usbdevfs_iso_packet_desc) *
>  				   number_of_packets;
> -		if (!(isopkt = kmalloc(isofrmlen, GFP_KERNEL)))
> +		isopkt = kmalloc(isofrmlen, GFP_KERNEL);
> +		if (!isopkt)
>  			return -ENOMEM;
>  		if (copy_from_user(isopkt, iso_frame_desc, isofrmlen)) {
>  			ret = -EFAULT;
> @@ -1901,7 +1904,8 @@ static int proc_releaseinterface(struct usb_dev_state *ps, void __user *arg)
>  
>  	if (get_user(ifnum, (unsigned int __user *)arg))
>  		return -EFAULT;
> -	if ((ret = releaseintf(ps, ifnum)) < 0)
> +	ret = releaseintf(ps, ifnum);
> +	if (ret < 0)
>  		return ret;
>  	destroy_async_on_interface (ps, ifnum);
>  	return 0;
> @@ -1916,7 +1920,8 @@ static int proc_ioctl(struct usb_dev_state *ps, struct usbdevfs_ioctl *ctl)
>  	struct usb_driver       *driver = NULL;
>  
>  	/* alloc buffer */
> -	if ((size = _IOC_SIZE(ctl->ioctl_code)) > 0) {
> +	size = _IOC_SIZE(ctl->ioctl_code);
> +	if (size > 0) {
>  		buf = kmalloc(size, GFP_KERNEL);
>  		if (buf == NULL)
>  			return -ENOMEM;
> -- 
> 2.1.0
> 

-- 

Best Regards,
Peter Chen
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