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path: root/drivers/ieee1394/ieee1394_transactions.c
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Diffstat (limited to 'drivers/ieee1394/ieee1394_transactions.c')
-rw-r--r--drivers/ieee1394/ieee1394_transactions.c10
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);