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authorDavid Vrabel <david.vrabel@csr.com>2008-10-27 15:22:46 +0000
committerDavid Vrabel <david.vrabel@csr.com>2008-10-28 12:07:23 +0000
commitcae1c11414912bf77a62aebd65ced321f0b9da51 (patch)
tree1f83b9b82aec7f86740f8b1f7f5e8be1c6cf3196 /drivers/usb/wusbcore
parentb09ac64b7b2d93efab3998033588f5cb0e470ccf (diff)
downloadlinux-cae1c11414912bf77a62aebd65ced321f0b9da51.tar.bz2
uwb: reference count reservations
Reference counting the struct uwb_rsv's is safer and easier to get right than the transferring ownership of the structures from the PAL to reservation manager. This fixes an oops in the debug PAL after a reservation timed out. Signed-off-by: David Vrabel <david.vrabel@csr.com>
Diffstat (limited to 'drivers/usb/wusbcore')
-rw-r--r--drivers/usb/wusbcore/reservation.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/usb/wusbcore/reservation.c b/drivers/usb/wusbcore/reservation.c
index fc63e77ded2d..7b6525dac2f1 100644
--- a/drivers/usb/wusbcore/reservation.c
+++ b/drivers/usb/wusbcore/reservation.c
@@ -59,7 +59,6 @@ static void wusbhc_rsv_complete_cb(struct uwb_rsv *rsv)
case UWB_RSV_STATE_NONE:
dev_dbg(dev, "removed reservation\n");
wusbhc_bwa_set(wusbhc, 0, NULL);
- wusbhc->rsv = NULL;
break;
default:
dev_dbg(dev, "unexpected reservation state: %d\n", rsv->state);
@@ -105,11 +104,11 @@ int wusbhc_rsv_establish(struct wusbhc *wusbhc)
/**
- * wusbhc_rsv_terminate - terminate any cluster reservation
+ * wusbhc_rsv_terminate - terminate the cluster reservation
* @wusbhc: the WUSB host whose reservation is to be terminated
*/
void wusbhc_rsv_terminate(struct wusbhc *wusbhc)
{
- if (wusbhc->rsv)
- uwb_rsv_terminate(wusbhc->rsv);
+ uwb_rsv_terminate(wusbhc->rsv);
+ uwb_rsv_destroy(wusbhc->rsv);
}