public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Chen Gang <gang.chen.5i5j@gmail.com>
To: konrad.wilk@oracle.com, boris.ostrovsky@oracle.com,
	David Vrabel <david.vrabel@citrix.com>,
	stefano.stabellini@eu.citrix.com, mukesh.rathor@oracle.com
Cc: xen-devel@lists.xenproject.org,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/4] drivers/xen/xenbus/xenbus_client.c: Remove redundancy asignment to 'addr'
Date: Sun, 14 Sep 2014 18:54:19 +0800	[thread overview]
Message-ID: <541573DB.50204@gmail.com> (raw)
In-Reply-To: <541572BD.3040101@gmail.com>


Oh, sorry, for subject, need use 'assignment' instead of 'asignment'.


On 09/14/2014 06:49 PM, Chen Gang wrote:
> When failure occurs, 'node' is already set to NULL, and it is enough
> for next checking (which will return in time), so need not set 'addr'.
> 
> Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
> ---
>  drivers/xen/xenbus/xenbus_client.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c
> index 439c9dc..277e74d 100644
> --- a/drivers/xen/xenbus/xenbus_client.c
> +++ b/drivers/xen/xenbus/xenbus_client.c
> @@ -636,7 +636,7 @@ static int xenbus_unmap_ring_vfree_hvm(struct xenbus_device *dev, void *vaddr)
>  			goto found;
>  		}
>  	}
> -	node = addr = NULL;
> +	node = NULL;
>   found:
>  	spin_unlock(&xenbus_valloc_lock);
>  
> 


-- 
Chen Gang

Open share and attitude like air water and life which God blessed

  reply	other threads:[~2014-09-14 10:54 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-14 10:48 [PATCH 0/4] drivers/xen/xenbus/xenbus_client.c: Several improvements for it Chen Gang
2014-09-14 10:49 ` [PATCH 1/4] drivers/xen/xenbus/xenbus_client.c: Remove redundancy asignment to 'addr' Chen Gang
2014-09-14 10:54   ` Chen Gang [this message]
2014-09-15 15:41   ` [Xen-devel] " David Vrabel
2014-09-15 22:49     ` Chen Gang
2014-09-14 10:50 ` [PATCH 2/4] drivers/xen/xenbus/xenbus_client.c: Correct the comments for xenbus_grant_ring() Chen Gang
2014-09-15 15:27   ` [Xen-devel] " David Vrabel
2014-09-15 22:53     ` Chen Gang
2014-09-14 10:51 ` [PATCH 3/4] drivers/xen/xenbus/xenbus_client.c: Remove BUG_ON() when error string truncated Chen Gang
2014-09-14 10:52 ` [PATCH 4/4] drivers/xen/xenbus/xenbus_client.c: Improve the failure processing for __xenbus_switch_state() Chen Gang
2014-09-15 14:39   ` David Vrabel
2014-09-15 22:57     ` Chen Gang
2014-09-16  1:07   ` Boris Ostrovsky
2014-09-16  1:39     ` Chen Gang
2014-09-15 15:31 ` [Xen-devel] [PATCH 0/4] drivers/xen/xenbus/xenbus_client.c: Several improvements for it David Vrabel
2014-09-15 22:50   ` Chen Gang

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=541573DB.50204@gmail.com \
    --to=gang.chen.5i5j@gmail.com \
    --cc=boris.ostrovsky@oracle.com \
    --cc=david.vrabel@citrix.com \
    --cc=konrad.wilk@oracle.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mukesh.rathor@oracle.com \
    --cc=stefano.stabellini@eu.citrix.com \
    --cc=xen-devel@lists.xenproject.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox