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path: root/drivers/firewire/sbp2.c
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Diffstat (limited to 'drivers/firewire/sbp2.c')
-rw-r--r--drivers/firewire/sbp2.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index 9f76171717e5..e6cbe491f7ee 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -450,7 +450,7 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
if (&orb->link != &lu->orb_list) {
orb->callback(orb, &status);
- kref_put(&orb->kref, free_orb);
+ kref_put(&orb->kref, free_orb); /* orb callback reference */
} else {
fw_error("status write for unknown orb\n");
}
@@ -480,12 +480,14 @@ static void complete_transaction(struct fw_card *card, int rcode,
if (orb->rcode != RCODE_COMPLETE) {
list_del(&orb->link);
spin_unlock_irqrestore(&card->lock, flags);
+
orb->callback(orb, NULL);
+ kref_put(&orb->kref, free_orb); /* orb callback reference */
} else {
spin_unlock_irqrestore(&card->lock, flags);
}
- kref_put(&orb->kref, free_orb);
+ kref_put(&orb->kref, free_orb); /* transaction callback reference */
}
static void sbp2_send_orb(struct sbp2_orb *orb, struct sbp2_logical_unit *lu,
@@ -501,9 +503,8 @@ static void sbp2_send_orb(struct sbp2_orb *orb, struct sbp2_logical_unit *lu,
list_add_tail(&orb->link, &lu->orb_list);
spin_unlock_irqrestore(&device->card->lock, flags);
- /* Take a ref for the orb list and for the transaction callback. */
- kref_get(&orb->kref);
- kref_get(&orb->kref);
+ kref_get(&orb->kref); /* transaction callback reference */
+ kref_get(&orb->kref); /* orb callback reference */
fw_send_request(device->card, &orb->t, TCODE_WRITE_BLOCK_REQUEST,
node_id, generation, device->max_speed, offset,
@@ -530,6 +531,7 @@ static int sbp2_cancel_orbs(struct sbp2_logical_unit *lu)
orb->rcode = RCODE_CANCELLED;
orb->callback(orb, NULL);
+ kref_put(&orb->kref, free_orb); /* orb callback reference */
}
return retval;