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Date: Thu, 14 Mar 2024 19:15:13 -0700 (PDT)
From: Red Hat Product Security <secalert@redhat.com>
Reply-To: Red Hat Product Security <secalert@redhat.com>
To: richardcochran@gmail.com, syzkaller@googlegroups.com,
	liujingfeng@qianxin.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Message-ID: <5524723.20003.1710468913133@app142018.ycg3.service-now.com>
Subject: Re: memory leak in posix_clock_open
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Hello!

INC2889741 (memory leak in posix_clock_open) has been updated.

Opened for: liujingfeng@qianxin.com
Followers: richardcochran@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller@googlegroups.com

A Guest updated your request with the following comments:

Reply from: qiang.zhang1211@gmail.com [mailto:qiang.zhang1211@gmail.com]
 >
> On Mon, Mar 11 2024 at 17:46, Z qiang wrote:
> >
> > diff --git a/kernel/time/posix-clock.c b/kernel/time/posix-clock.c
> > index 9de66bbbb3d1..71d9d8c394fa 100644
> > --- a/kernel/time/posix-clock.c
> > +++ b/kernel/time/posix-clock.c
> > @@ -137,6 +137,8 @@ static int posix_clock_open(struct inode *inode,
> > struct file *fp)
> >
> > if (!err) {
> > get_device(clk->dev);
> > + } else {
> > + kfree(pccontext);
> > }
> > out:
> > up_read(&clk->rwsem);
>
> Looks about right. Can you please send a proper patch?
 I will send a patch.
 Thanks,
Zqiang

How can I track and update my request?

To respond, reply to this email. You may also create a new email and include the request number (INC2889741) in the subject.

Thank you,
Product Security

Ref:MSG86727590
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<html><head></head><body><div><p style=3D"margin-top:0;margin-bottom:10px;"=
>Hello!</p><p style=3D"margin-top:0;margin-bottom:10px;">INC2889741 (memory=
 leak in posix_clock_open) has been updated.</p><p style=3D"margin-top:0;ma=
rgin-bottom:10px;">Opened for:&nbsp;liujingfeng@qianxin.com<br>Followers:&n=
bsp;richardcochran@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.ker=
nel.org, syzkaller@googlegroups.com</p></div>
<p style=3D"margin-top: 10px; margin-bottom: 10px;">A Guest updated your re=
quest with the following comments:</p>
<div style=3D"padding: 10px 0 10px 10px; background-color: ivory;"><div>Rep=
ly from: <a target=3D"_blank" href=3D"mailto:qiang.zhang1211@gmail.com" rel=
=3D"noopener noreferrer nofollow">qiang.zhang1211@gmail.com</a></div><div>&=
nbsp;</div><div>&gt;</div><div>&gt; On Mon, Mar 11 2024 at 17:46, Z qiang w=
rote:</div><div>&gt; &gt;</div><div>&gt; &gt; diff --git a/kernel/time/posi=
x-clock.c b/kernel/time/posix-clock.c</div><div>&gt; &gt; index 9de66bbbb3d=
1..71d9d8c394fa 100644</div><div>&gt; &gt; --- a/kernel/time/posix-clock.c<=
/div><div>&gt; &gt; +++ b/kernel/time/posix-clock.c</div><div>&gt; &gt; @@ =
-137,6 +137,8 @@ static int posix_clock_open(struct inode *inode,</div><div=
>&gt; &gt; struct file *fp)</div><div>&gt; &gt;</div><div>&gt; &gt;        =
 if (!err) {</div><div>&gt; &gt;                 get_device(clk-&gt;dev);</=
div><div>&gt; &gt; +       } else {</div><div>&gt; &gt; +               kfr=
ee(pccontext);</div><div>&gt; &gt;         }</div><div>&gt; &gt;  out:</div=
><div>&gt; &gt;         up_read(&amp;clk-&gt;rwsem);</div><div>&gt;</div><d=
iv>&gt; Looks about right. Can you please send a proper patch?</div><div>&n=
bsp;</div><div>I will send a patch.</div><div>&nbsp;</div><div>Thanks,</div=
><div>Zqiang</div></div>
<div><p style=3D"margin-top:20px;margin-bottom:10px;"><strong>How can I tra=
ck and update my request?</strong></p><p style=3D"margin-top:0;margin-botto=
m:10px;">To respond, reply to this email. You may also create a new email a=
nd include the request number (INC2889741) in the subject.</p></div>
<p style=3D"margin-top: 14px; margin-bottom: 0;">Thank you,<br>Product Secu=
rity</p><div>&nbsp;</div><div style=3D"display:inline">Ref:MSG86727590</div=
></body></html>
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