aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/firewire/core-transaction.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-29 08:19:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-29 08:19:02 -0700
commit994b384a040d6f8afc3595c1a99c1b784e0cce49 (patch)
treef7fb9b63f5a68a13bc6fbd160eba91b0c865b487 /drivers/firewire/core-transaction.c
parent29cfcddc0e745b515ec360ffe2ee4e7a4015efd8 (diff)
parenta4dc090b6cb445257d2a8e44f85395ced6d1ed3e (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: firewire: ohci: work around VIA and NEC PHY packet reception bug firewire: core: do not use del_timer_sync() in interrupt context firewire: net: fix unicast reception RCODE in failure paths firewire: sbp2: fix stall with "Unsolicited response" firewire: sbp2: fix memory leak in sbp2_cancel_orbs or at send error ieee1394: Adjust confusing if indentation
Diffstat (limited to 'drivers/firewire/core-transaction.c')
-rw-r--r--drivers/firewire/core-transaction.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index ca7ca56661e0..b42a0bde8494 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -81,6 +81,10 @@ static int close_transaction(struct fw_transaction *transaction,
spin_lock_irqsave(&card->lock, flags);
list_for_each_entry(t, &card->transaction_list, link) {
if (t == transaction) {
+ if (!del_timer(&t->split_timeout_timer)) {
+ spin_unlock_irqrestore(&card->lock, flags);
+ goto timed_out;
+ }
list_del_init(&t->link);
card->tlabel_mask &= ~(1ULL << t->tlabel);
break;
@@ -89,11 +93,11 @@ static int close_transaction(struct fw_transaction *transaction,
spin_unlock_irqrestore(&card->lock, flags);
if (&t->link != &card->transaction_list) {
- del_timer_sync(&t->split_timeout_timer);
t->callback(card, rcode, NULL, 0, t->callback_data);
return 0;
}
+ timed_out:
return -ENOENT;
}
@@ -921,6 +925,10 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
spin_lock_irqsave(&card->lock, flags);
list_for_each_entry(t, &card->transaction_list, link) {
if (t->node_id == source && t->tlabel == tlabel) {
+ if (!del_timer(&t->split_timeout_timer)) {
+ spin_unlock_irqrestore(&card->lock, flags);
+ goto timed_out;
+ }
list_del_init(&t->link);
card->tlabel_mask &= ~(1ULL << t->tlabel);
break;
@@ -929,6 +937,7 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
spin_unlock_irqrestore(&card->lock, flags);
if (&t->link == &card->transaction_list) {
+ timed_out:
fw_notify("Unsolicited response (source %x, tlabel %x)\n",
source, tlabel);
return;
@@ -963,8 +972,6 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
break;
}
- del_timer_sync(&t->split_timeout_timer);
-
/*
* The response handler may be executed while the request handler
* is still pending. Cancel the request handler.

Privacy Policy