From: Greg KH <gregkh@linuxfoundation.org>
To: Jianglei Nie <niejianglei2021@163.com>
Cc: mathias.nyman@intel.com, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: host: xhci: Fix potential memory leak in xhci_alloc_stream_info()
Date: Thu, 30 Jun 2022 08:48:00 +0200 [thread overview]
Message-ID: <Yr1HIPIMPHuH7Unv@kroah.com> (raw)
In-Reply-To: <20220630011008.2167298-1-niejianglei2021@163.com>
On Thu, Jun 30, 2022 at 09:10:08AM +0800, Jianglei Nie wrote:
> xhci_alloc_stream_info() allocates stream context array for stream_info
> ->stream_ctx_array with xhci_alloc_stream_ctx(). When some error occurs,
> stream_info->stream_ctx_array is not released, which will lead to a
> memory leak.
>
> We can fix it by releasing the stream_info->stream_ctx_array with
> xhci_free_stream_ctx() on the error path to avoid the potential memory
> leak.
>
> Signed-off-by: Jianglei Nie <niejianglei2021@163.com>
> ---
> drivers/usb/host/xhci-mem.c | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
What commit id does this fix?
thanks,
greg k-h
next prev parent reply other threads:[~2022-06-30 6:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-30 1:10 [PATCH] usb: host: xhci: Fix potential memory leak in xhci_alloc_stream_info() Jianglei Nie
2022-06-30 6:48 ` Greg KH [this message]
2022-06-30 9:57 ` Mathias Nyman
2022-06-30 10:09 ` Mathias Nyman
-- strict thread matches above, loose matches on Subject: below --
2022-09-07 7:48 Jianglei Nie
2022-09-07 11:42 ` Mathias Nyman
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=Yr1HIPIMPHuH7Unv@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=mathias.nyman@intel.com \
--cc=niejianglei2021@163.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.