Xen-Devel Archive on lore.kernel.org
 help / color / Atom feed
From: Oleksandr Andrushchenko <Oleksandr_Andrushchenko@epam.com>
To: "Jürgen Groß" <jgross@suse.com>,
	"Oleksandr Andrushchenko" <andr2000@gmail.com>,
	"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"boris.ostrovsky@oracle.com" <boris.ostrovsky@oracle.com>,
	"airlied@linux.ie" <airlied@linux.ie>,
	"daniel@ffwll.ch" <daniel@ffwll.ch>
Cc: "intel-gfx@lists.freedesktop.org"
	<intel-gfx@lists.freedesktop.org>,
	"sstabellini@kernel.org" <sstabellini@kernel.org>,
	"dan.carpenter@oracle.com" <dan.carpenter@oracle.com>
Subject: Re: [PATCH 2/6] drm/xen-front: Fix misused IS_ERR_OR_NULL checks
Date: Tue, 4 Aug 2020 06:35:20 +0000
Message-ID: <0ed5082f-0280-16c0-7410-f6a90262bcee@epam.com> (raw)
In-Reply-To: <6d719ab2-d9f6-2c3c-8979-b12a4d10b96d@suse.com>


On 8/4/20 9:12 AM, Jürgen Groß wrote:
> On 31.07.20 14:51, Oleksandr Andrushchenko wrote:
>> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
>>
>> The patch c575b7eeb89f: "drm/xen-front: Add support for Xen PV
>> display frontend" from Apr 3, 2018, leads to the following static
>> checker warning:
>>
>>     drivers/gpu/drm/xen/xen_drm_front_gem.c:140 xen_drm_front_gem_create()
>>     warn: passing zero to 'ERR_CAST'
>>
>> drivers/gpu/drm/xen/xen_drm_front_gem.c
>>     133  struct drm_gem_object *xen_drm_front_gem_create(struct drm_device *dev,
>>     134                                                  size_t size)
>>     135  {
>>     136          struct xen_gem_object *xen_obj;
>>     137
>>     138          xen_obj = gem_create(dev, size);
>>     139          if (IS_ERR_OR_NULL(xen_obj))
>>     140                  return ERR_CAST(xen_obj);
>>
>> Fix this and the rest of misused places with IS_ERR_OR_NULL in the
>> driver.
>>
>> Fixes:  c575b7eeb89f: "drm/xen-front: Add support for Xen PV display frontend"
>
> Again forgot to Cc stable?

I was just not sure if these minor fixes need to go the stable, but I will add

Thank you

>
>
> Juergen

  reply index

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-31 12:51 [PATCH 0/6] Fixes and improvements for Xen pvdrm Oleksandr Andrushchenko
2020-07-31 12:51 ` [PATCH 1/6] xen/gntdev: Fix dmabuf import with non-zero sgt offset Oleksandr Andrushchenko
2020-08-04  6:11   ` Jürgen Groß
2020-08-04  6:34     ` Oleksandr Andrushchenko
2020-07-31 12:51 ` [PATCH 2/6] drm/xen-front: Fix misused IS_ERR_OR_NULL checks Oleksandr Andrushchenko
2020-08-04  6:12   ` Jürgen Groß
2020-08-04  6:35     ` Oleksandr Andrushchenko [this message]
2020-08-04  6:39       ` Jürgen Groß
2020-08-06  9:20       ` Dan Carpenter
2020-08-06  9:17   ` Dan Carpenter
2020-07-31 12:51 ` [PATCH 3/6] drm/xen-front: Add YUYV to supported formats Oleksandr Andrushchenko
2020-08-07  9:35   ` Noralf Trønnes
2020-07-31 12:51 ` [PATCH 4/6] xen: Sync up with the canonical protocol definition in Xen Oleksandr Andrushchenko
2020-08-04  6:14   ` Jürgen Groß
2020-07-31 12:51 ` [PATCH 5/6] drm/xen-front: Pass dumb buffer data offset to the backend Oleksandr Andrushchenko
2020-08-07  9:33   ` Noralf Trønnes
2020-07-31 12:51 ` [PATCH 6/6] drm/xen-front: Add support for EDID based configuration Oleksandr Andrushchenko
2020-08-05 14:35   ` [Intel-gfx] " kernel test robot

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=0ed5082f-0280-16c0-7410-f6a90262bcee@epam.com \
    --to=oleksandr_andrushchenko@epam.com \
    --cc=airlied@linux.ie \
    --cc=andr2000@gmail.com \
    --cc=boris.ostrovsky@oracle.com \
    --cc=dan.carpenter@oracle.com \
    --cc=daniel@ffwll.ch \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=jgross@suse.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=sstabellini@kernel.org \
    --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

Xen-Devel Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/xen-devel/0 xen-devel/git/0.git
	git clone --mirror https://lore.kernel.org/xen-devel/1 xen-devel/git/1.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 xen-devel xen-devel/ https://lore.kernel.org/xen-devel \
		xen-devel@lists.xenproject.org xen-devel@lists.xen.org
	public-inbox-index xen-devel

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.xenproject.lists.xen-devel


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git