[PATCH net 2/4] hv_netvsc: reset vf_inject on VF removal

Haiyang Zhang haiyangz at microsoft.com
Thu Aug 11 15:38:06 UTC 2016



> -----Original Message-----
> From: Vitaly Kuznetsov [mailto:vkuznets at redhat.com]
> Sent: Thursday, August 11, 2016 6:59 AM
> To: netdev at vger.kernel.org
> Cc: devel at linuxdriverproject.org; linux-kernel at vger.kernel.org; Haiyang
> Zhang <haiyangz at microsoft.com>; KY Srinivasan <kys at microsoft.com>
> Subject: [PATCH net 2/4] hv_netvsc: reset vf_inject on VF removal
> 
> We reset vf_inject on VF going down (netvsc_vf_down()) but we don't on
> VF removal (netvsc_unregister_vf()) so vf_inject stays 'true' while
> vf_netdev is already NULL and we're trying to inject packets into NULL
> net device in netvsc_recv_callback() causing kernel to crash.
> 
> Signed-off-by: Vitaly Kuznetsov <vkuznets at redhat.com>

Acked-by: Haiyang Zhang <haiyangz at microsoft.com>


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