diff options
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 4460fa7e9fab..d00d4d937236 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1861,14 +1861,14 @@ void xhci_remove_secondary_interrupter(struct usb_hcd *hcd, struct xhci_interrup struct xhci_hcd *xhci = hcd_to_xhci(hcd); unsigned int intr_num; + spin_lock_irq(&xhci->lock); + /* interrupter 0 is primary interrupter, don't touch it */ - if (!ir || !ir->intr_num || ir->intr_num >= xhci->max_interrupters) + if (!ir || !ir->intr_num || ir->intr_num >= xhci->max_interrupters) { xhci_dbg(xhci, "Invalid secondary interrupter, can't remove\n"); - - /* fixme, should we check xhci->interrupter[intr_num] == ir */ - /* fixme locking */ - - spin_lock_irq(&xhci->lock); + spin_unlock_irq(&xhci->lock); + return; + } intr_num = ir->intr_num; |