diff options
Diffstat (limited to 'drivers/ieee1394/ieee1394_transactions.c')
| -rw-r--r-- | drivers/ieee1394/ieee1394_transactions.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/ieee1394/ieee1394_transactions.c b/drivers/ieee1394/ieee1394_transactions.c index 3fe2f6c4a253..a114b91d606d 100644 --- a/drivers/ieee1394/ieee1394_transactions.c +++ b/drivers/ieee1394/ieee1394_transactions.c @@ -136,8 +136,11 @@ int hpsb_get_tlabel(struct hpsb_packet *packet) { unsigned long flags; struct hpsb_tlabel_pool *tp; + int n = NODEID_TO_NODE(packet->node_id); - tp = &packet->host->tpool[packet->node_id & NODE_MASK]; + if (unlikely(n == ALL_NODES)) + return 0; + tp = &packet->host->tpool[n]; if (irqs_disabled() || in_atomic()) { if (down_trylock(&tp->count)) @@ -175,8 +178,11 @@ void hpsb_free_tlabel(struct hpsb_packet *packet) { unsigned long flags; struct hpsb_tlabel_pool *tp; + int n = NODEID_TO_NODE(packet->node_id); - tp = &packet->host->tpool[packet->node_id & NODE_MASK]; + if (unlikely(n == ALL_NODES)) + return; + tp = &packet->host->tpool[n]; BUG_ON(packet->tlabel > 63 || packet->tlabel < 0); |