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libpayload: EHCI - detach controller in ehci_shutdown() 

It shouldn't be used any more as we're about to free() the memory behind
the controller -- therefore detach it.

Change-Id: I875322a9940570c51d412a7f3bfb6af4ea3b3764
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Reviewed-on: http://review.coreboot.org/2899
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Nico Huber <nico.huber@secunet.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Mathias Krause 2013-03-24 19:40:01 +01:00 committed by Stefan Reinauer
parent c15551ab08
commit 7a9da71c5f
1 changed files with 1 additions and 0 deletions
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1
payloads/libpayload/drivers/usb/ehci.c
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@ -170,6 +170,7 @@ static int ehci_set_periodic_schedule(ehci_t *ehcic, int enable)
static void ehci_shutdown (hci_t *controller)
{
detach_controller(controller);
/* Make sure periodic schedule is disabled */
ehci_set_periodic_schedule(EHCI_INST(controller), 0);
/* Free periodic frame list */