Re: [PATCHv2] Fix e1000e with Intel 82572EI that has no hardware timestamp support

From: Jeff Kirsher
Date: Thu Aug 07 2014 - 02:34:21 EST


On Thu, 2014-08-07 at 06:29 +0000, Koehrer Mathias (ETAS/ESW5) wrote:
> With the Intel 82527EI (driver: e1000e) there is an issue when running
> the ptpd2 program, that leads to a kernel oops. The reason is here
> that
> in e1000_xmit_frame() a work queue will be scheduled that has not been
> initialized in this case. The work queue "tx_hwstamp_work" will only
> be
> initialized if adapter->flags & FLAG_HAS_HW_TIMESTAMP set. This check
> is missing in e1000_xmit_frame().
>
> The following patch adds the missing check.
>
> Signed-off-by: Mathias Koehrer <mathias.koehrer@xxxxxxxx>
>
> ---
> drivers/net/ethernet/intel/e1000e/netdev.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)

Thanks Mathias, I have added your patch to my queue for Dave's net tree.

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