From: Haiyang Zhang <[email protected]> Date: Thu, 28 Mar 2019 19:40:36 +0000
> From: Haiyang Zhang <[email protected]> > > After queue stopped, the wakeup mechanism may wake it up again > when ring buffer usage is lower than a threshold. This may cause > send path panic on NULL pointer when we stopped all tx queues in > netvsc_detach and start removing the netvsc device. > > This patch fix it by adding a tx_disable flag to prevent unwanted > queue wakeup. > > Fixes: 7b2ee50c0cd5 ("hv_netvsc: common detach logic") > Reported-by: Mohammed Gamal <[email protected]> > Signed-off-by: Haiyang Zhang <[email protected]> Applied and queued up for -stable, thanks.
