diff options
Diffstat (limited to 'drivers/isdn/gigaset/isocdata.c')
| -rw-r--r-- | drivers/isdn/gigaset/isocdata.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c index 2f1628734a3..45f017ed6e8 100644 --- a/drivers/isdn/gigaset/isocdata.c +++ b/drivers/isdn/gigaset/isocdata.c @@ -990,13 +990,17 @@ void gigaset_isoc_input(struct inbuf_t *inbuf) int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb) { int len = skb->len; + unsigned long flags; skb_queue_tail(&bcs->squeue, skb); gig_dbg(DEBUG_ISO, "%s: skb queued, qlen=%d", __func__, skb_queue_len(&bcs->squeue)); /* tasklet submits URB if necessary */ - tasklet_schedule(&bcs->hw.bas->sent_tasklet); + spin_lock_irqsave(&bcs->cs->lock, flags); + if (bcs->cs->connected) + tasklet_schedule(&bcs->hw.bas->sent_tasklet); + spin_unlock_irqrestore(&bcs->cs->lock, flags); return len; /* ok so far */ } |