diff options
| author | Frederic Weisbecker <fweisbec@gmail.com> | 2013-05-02 17:37:49 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2013-05-02 17:54:19 +0200 |
| commit | c032862fba51a3ca504752d3a25186b324c5ce83 (patch) | |
| tree | 955dc2ba4ab3df76ecc2bb780ee84aca04967e8d /drivers/usb/core/urb.c | |
| parent | fda76e074c7737fc57855dd17c762e50ed526052 (diff) | |
| parent | 8700c95adb033843fc163d112b9d21d4fda78018 (diff) | |
Merge commit '8700c95adb03' into timers/nohz
The full dynticks tree needs the latest RCU and sched
upstream updates in order to fix some dependencies.
Merge a common upstream merge point that has these
updates.
Conflicts:
include/linux/perf_event.h
kernel/rcutree.h
kernel/rcutree_plugin.h
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'drivers/usb/core/urb.c')
| -rw-r--r-- | drivers/usb/core/urb.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c index e0d9d948218..16927fa88fb 100644 --- a/drivers/usb/core/urb.c +++ b/drivers/usb/core/urb.c @@ -683,10 +683,13 @@ EXPORT_SYMBOL_GPL(usb_kill_urb); void usb_poison_urb(struct urb *urb) { might_sleep(); - if (!(urb && urb->dev && urb->ep)) + if (!urb) return; atomic_inc(&urb->reject); + if (!urb->dev || !urb->ep) + return; + usb_hcd_unlink_urb(urb, -ENOENT); wait_event(usb_kill_urb_queue, atomic_read(&urb->use_count) == 0); } |