From: Karol Herbst <kherbst@redhat.com>
To: Yang Yingliang <yangyingliang@huawei.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
nouveau <nouveau@lists.freedesktop.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
Ben Skeggs <bskeggs@redhat.com>
Subject: Re: [Nouveau] [PATCH 2/2] drm/nouveau/debugfs: fix file release memory leak
Date: Tue, 28 Sep 2021 13:34:36 +0200 [thread overview]
Message-ID: <CACO55tsKcZjB_9E-QfbDY99LT+w_fgssONjEd-qymoSCe0Z7qw@mail.gmail.com> (raw)
In-Reply-To: <20210911075023.3969054-2-yangyingliang@huawei.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
On Sat, Sep 11, 2021 at 9:45 AM Yang Yingliang <yangyingliang@huawei.com> wrote:
>
> When using single_open() for opening, single_release() should be
> called, otherwise the 'op' allocated in single_open() will be leaked.
>
> Fixes: 6e9fc177399f ("drm/nouveau/debugfs: add copy of sysfs pstate interface ported to debugfs")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
> drivers/gpu/drm/nouveau/nouveau_debugfs.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_debugfs.c b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
> index c2bc05eb2e54..1cbe01048b93 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_debugfs.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_debugfs.c
> @@ -207,6 +207,7 @@ static const struct file_operations nouveau_pstate_fops = {
> .open = nouveau_debugfs_pstate_open,
> .read = seq_read,
> .write = nouveau_debugfs_pstate_set,
> + .release = single_release,
> };
>
> static struct drm_info_list nouveau_debugfs_list[] = {
> --
> 2.25.1
>
next prev parent reply other threads:[~2021-09-28 11:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-11 7:50 [Nouveau] [PATCH 1/2] drm/nouveau/kms/nv50-: fix file release memory leak Yang Yingliang
2021-09-11 7:50 ` [Nouveau] [PATCH 2/2] drm/nouveau/debugfs: " Yang Yingliang
2021-09-28 11:34 ` Karol Herbst [this message]
2021-09-28 11:33 ` [Nouveau] [PATCH 1/2] drm/nouveau/kms/nv50-: " Karol Herbst
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=CACO55tsKcZjB_9E-QfbDY99LT+w_fgssONjEd-qymoSCe0Z7qw@mail.gmail.com \
--to=kherbst@redhat.com \
--cc=bskeggs@redhat.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=linux-kernel@vger.kernel.org \
--cc=nouveau@lists.freedesktop.org \
--cc=yangyingliang@huawei.com \
/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;
as well as URLs for NNTP newsgroup(s).