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-rw-r--r--drivers/usb/core/hub.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index f4ef7c25096..08f0c22fa91 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -403,9 +403,10 @@ static void hub_tt_kevent (struct work_struct *work)
struct usb_hub *hub =
container_of(work, struct usb_hub, tt.kevent);
unsigned long flags;
+ int limit = 100;
spin_lock_irqsave (&hub->tt.lock, flags);
- while (!list_empty (&hub->tt.clear_list)) {
+ while (--limit && !list_empty (&hub->tt.clear_list)) {
struct list_head *temp;
struct usb_tt_clear *clear;
struct usb_device *hdev = hub->hdev;