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Date: Thu, 22 Mar 2012 19:33:41 -0400 (EDT) From: David Miller <davem@...emloft.net> To: gregkh@...uxfoundation.org Cc: tom.leiming@...il.com, netdev@...r.kernel.org, linux-usb@...r.kernel.org, stable@...nel.org, stern@...land.harvard.edu, oliver@...kum.org Subject: Re: [PATCH 2/2] usbnet: don't clear urb->dev in tx_complete From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Date: Thu, 22 Mar 2012 07:36:07 -0700 > On Thu, Mar 22, 2012 at 09:22:38PM +0800, Ming Lei wrote: >> URB unlinking is always racing with its completion and tx_complete >> may be called before or during running usb_unlink_urb, so tx_complete >> must not clear urb->dev since it will be used in unlink path, >> otherwise invalid memory accesses or usb device leak may be caused >> inside usb_unlink_urb. >> >> Cc: stable@...nel.org >> Cc: Alan Stern <stern@...land.harvard.edu> >> Cc: Oliver Neukum <oliver@...kum.org> >> Signed-off-by: Ming Lei <tom.leiming@...il.com> > > Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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