aboutsummaryrefslogtreecommitdiff
path: root/drivers/usb/core/hub.c
diff options
context:
space:
mode:
authorCatalin Marinas <catalin.marinas@arm.com>2012-11-05 14:58:32 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2012-11-05 14:58:32 +0000
commit3fd9396af83a1e69eaf9ebb573207431d8f265b6 (patch)
treef221f5777695de71ea97423c67438bca1746e26c /drivers/usb/core/hub.c
parente3978cded41dc7b364e74037f56d6bc558c11fd7 (diff)
parent3d70f8c617a436c7146ecb81df2265b4626dfe89 (diff)
Merge tag 'v3.7-rc4' into upstream-master
Linux 3.7-rc4
Diffstat (limited to 'drivers/usb/core/hub.c')
-rw-r--r--drivers/usb/core/hub.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 64854d76f52..1af04bdeaf0 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -739,13 +739,16 @@ static void hub_tt_work(struct work_struct *work)
int limit = 100;
spin_lock_irqsave (&hub->tt.lock, flags);
- while (--limit && !list_empty (&hub->tt.clear_list)) {
+ while (!list_empty(&hub->tt.clear_list)) {
struct list_head *next;
struct usb_tt_clear *clear;
struct usb_device *hdev = hub->hdev;
const struct hc_driver *drv;
int status;
+ if (!hub->quiescing && --limit < 0)
+ break;
+
next = hub->tt.clear_list.next;
clear = list_entry (next, struct usb_tt_clear, clear_list);
list_del (&clear->clear_list);
@@ -1210,7 +1213,7 @@ static void hub_quiesce(struct usb_hub *hub, enum hub_quiescing_type type)
if (hub->has_indicators)
cancel_delayed_work_sync(&hub->leds);
if (hub->tt.hub)
- cancel_work_sync(&hub->tt.clear_work);
+ flush_work(&hub->tt.clear_work);
}
/* caller has locked the hub device */