diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-21 13:48:07 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-21 13:48:07 -0700 |
commit | 691a55998cc2fc645b51d28edb4f4d36b512826e (patch) | |
tree | 6674dcece28f885d1063771461a8f5a7fa9f0d1b /drivers/usb/core/urb.c | |
parent | cce7496d3d5910a003109207f9737c3be658aa1a (diff) | |
parent | eaea04353e0114a9805fc2cf1ff832cb0ac2570b (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6:
USB: sisusbvga: add USB ID for 0711:0918 Magic Control Technology Corp.
USB: automatically enable RHSC interrupts
USB: Don't rebind before "complete" callback
USB: Add new PM callback methods for USB
USB: Defer Set-Interface for suspended devices
USB: Add udev argument to interface suspend/resume functions
USB: cdc-acm: don't unlock acm->mutex on error path
MUSB: Fix index register corruption seen with g_ether and Windows host
usb: musb: get rid of MUSB_LOGLEVEL and use parameter
usb: musb: get rid of procfs entry
USB: Fix pxa27x_udc usb speed handling.
USB: cdc-acm: quirk for Conexant CX93010 USB modem
USB: fix bug in usb_unlink_anchored_urbs()
usb-serial: option support HSDPA modem A2502
USB: ISP1760: fixed trivial math in comment
Diffstat (limited to 'drivers/usb/core/urb.c')
-rw-r--r-- | drivers/usb/core/urb.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c index c0b1ae25ae2..47111e88f79 100644 --- a/drivers/usb/core/urb.c +++ b/drivers/usb/core/urb.c @@ -601,15 +601,20 @@ EXPORT_SYMBOL_GPL(usb_kill_anchored_urbs); void usb_unlink_anchored_urbs(struct usb_anchor *anchor) { struct urb *victim; + unsigned long flags; - spin_lock_irq(&anchor->lock); + spin_lock_irqsave(&anchor->lock, flags); while (!list_empty(&anchor->urb_list)) { victim = list_entry(anchor->urb_list.prev, struct urb, anchor_list); + usb_get_urb(victim); + spin_unlock_irqrestore(&anchor->lock, flags); /* this will unanchor the URB */ usb_unlink_urb(victim); + usb_put_urb(victim); + spin_lock_irqsave(&anchor->lock, flags); } - spin_unlock_irq(&anchor->lock); + spin_unlock_irqrestore(&anchor->lock, flags); } EXPORT_SYMBOL_GPL(usb_unlink_anchored_urbs); |