Hi Oliver,
On Fri, Oct 12, 2007 at 10:53:55AM +0200, Oliver Neukum wrote:
> Hi,
>
> it seems to me that irda_usb_net_open() must set self->netopen
> under spinlock or disconnect() may fail to kill all URBs, if it is called
> while an interface is opened.
Makes sense, yes.
I will push it upstream with my next IrDA update.
Cheers,
Samuel.
> Signed-off-by: Oliver Neukum <[EMAIL PROTECTED]>
>
> Regards
> Oliver
>
> ----
>
> --- a/drivers/net/irda/irda-usb.c 2007-10-11 17:24:35.000000000 +0200
> +++ b/drivers/net/irda/irda-usb.c 2007-10-11 17:30:30.000000000 +0200
> @@ -1168,6 +1168,7 @@ static int stir421x_patch_device(struct
> static int irda_usb_net_open(struct net_device *netdev)
> {
> struct irda_usb_cb *self;
> + unsigned long flags;
> char hwname[16];
> int i;
>
> @@ -1177,13 +1178,16 @@ static int irda_usb_net_open(struct net_
> self = (struct irda_usb_cb *) netdev->priv;
> IRDA_ASSERT(self != NULL, return -1;);
>
> + spin_lock_irqsave(&self->lock, flags);
> /* Can only open the device if it's there */
> if(!self->present) {
> + spin_unlock_irqrestore(&self->lock, flags);
> IRDA_WARNING("%s(), device not present!\n", __FUNCTION__);
> return -1;
> }
>
> if(self->needspatch) {
> + spin_unlock_irqrestore(&self->lock, flags);
> IRDA_WARNING("%s(), device needs patch\n", __FUNCTION__) ;
> return -EIO ;
> }
> @@ -1198,6 +1202,7 @@ static int irda_usb_net_open(struct net_
> /* To do *before* submitting Rx urbs and starting net Tx queue
> * Jean II */
> self->netopen = 1;
> + spin_unlock_irqrestore(&self->lock, flags);
>
> /*
> * Now that everything should be initialized properly,
>
>
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