Re: [PATCH 1/2] NET: cdc-phonet, fix stop-queue handling

From: RÃmi Denis-Courmont
Date: Mon Mar 14 2011 - 03:40:12 EST


On Sunday 13 March 2011 18:54:30 ext Jiri Slaby, you wrote:
> Currently there is a warning emitted by the cdc-phonet driver:
> WARNING: at include/linux/netdevice.h:1557 usbpn_probe+0x3bb/0x3f0
> [cdc_phonet]() Modules linked in: ...
> Pid: 5877, comm: insmod Not tainted 2.6.37.3-16-desktop #1
> Call Trace:
> [<ffffffff810059b9>] dump_trace+0x79/0x340
> [<ffffffff81520fdc>] dump_stack+0x69/0x6f
> [<ffffffff810580eb>] warn_slowpath_common+0x7b/0xc0
> [<ffffffffa00254fb>] usbpn_probe+0x3bb/0x3f0 [cdc_phonet]
> ...
> ---[ end trace f5d3e02908603ab4 ]---
> netif_stop_queue() cannot be called before register_netdev()
>
> So remove netif_stop_queue from the probe funtction to avoid that.
>
> Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
> Cc: RÃmi Denis-Courmont <remi.denis-courmont@xxxxxxxxx>
> Cc: David S. Miller <davem@xxxxxxxxxxxxx>

Acked-by: RÃmi Denis-Courmont <remi.denis-courmont@xxxxxxxxx>

--
RÃmi Denis-Courmont
http://www.remlab.net/
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