forked from luck/tmp_suning_uos_patched
USB: EHCI: move del_timer_sync calls outside spinlocked region
This patch (as1030b) moves a del_timer_sync() call outside the scope of a spinlock, where it could cause a deadlock, and adds a new del_timer_sync() call for the new IAA watchdog timer (it was omitted by mistake). Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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dd95b81411
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@ -123,6 +123,8 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
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if (time_before (jiffies, ehci->next_statechange))
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msleep(5);
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del_timer_sync(&ehci->watchdog);
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del_timer_sync(&ehci->iaa_watchdog);
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port = HCS_N_PORTS (ehci->hcs_params);
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spin_lock_irq (&ehci->lock);
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@ -171,7 +173,6 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
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}
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/* turn off now-idle HC */
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del_timer_sync (&ehci->watchdog);
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ehci_halt (ehci);
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hcd->state = HC_STATE_SUSPENDED;
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