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USB: ehci: add call of free_cached_itd_list() function in disable_periodic() 

Sometimes disable_periodic() stop scan_periodic before than free_cached_itd_list() was called.
In such case USB Host stacked during disconnect operation
Solution: add call of free_cached_itd_list() function in disable_periodic()

Signed-off-by: Dimitry Epshtein <dima@marvell.com>
Signed-off-by: Saeed Bishara <saeed@marvell.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Dmitri Epshtein 2009-12-14 17:17:33 +02:00 committed by Greg Kroah-Hartman
parent a5f0efaba4
commit d63c66d2d0
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/host/ehci-sched.c
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@ -510,6 +510,8 @@ static int disable_periodic (struct ehci_hcd *ehci)
ehci_writel(ehci, cmd, &ehci->regs->command);
/* posted write ... */
free_cached_itd_list(ehci);
ehci->next_uframe = -1;
return 0;
}