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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

  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

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