diff options
| author |   James Morris <james.morris@microsoft.com> | 2019-01-10 11:41:59 -0800 |
|---|---|---|
| committer | James Morris <james.morris@microsoft.com> | 2019-01-10 11:41:59 -0800 |
| commit | 49e41801b335f64610bbfd23e8f2bbaf34d46276 (patch) | |
| tree | 4fbedacd1de1bbd4054f07f93031aebcb7b7a919 /drivers/usb/host/r8a66597-hcd.c | |
| parent | security: integrity: partial revert of make ima_main explicitly non-modular (diff) | |
| parent | Linux 5.0-rc1 (diff) | |
| download | linux-dev-49e41801b335f64610bbfd23e8f2bbaf34d46276.tar.xz linux-dev-49e41801b335f64610bbfd23e8f2bbaf34d46276.zip | |
Merge tag 'v5.0-rc1' into next-general
Linux 5.0-rc1
Sync to pick up LSM stacking work (which is based on -rc1).
Diffstat (limited to 'drivers/usb/host/r8a66597-hcd.c')
| -rw-r--r-- | drivers/usb/host/r8a66597-hcd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c index 984892dd72f5..42668aeca57c 100644 --- a/drivers/usb/host/r8a66597-hcd.c +++ b/drivers/usb/host/r8a66597-hcd.c @@ -1979,6 +1979,8 @@ static int r8a66597_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, static void r8a66597_endpoint_disable(struct usb_hcd *hcd, struct usb_host_endpoint *hep) +__acquires(r8a66597->lock) +__releases(r8a66597->lock) { struct r8a66597 *r8a66597 = hcd_to_r8a66597(hcd); struct r8a66597_pipe *pipe = (struct r8a66597_pipe *)hep->hcpriv; @@ -1991,13 +1993,14 @@ static void r8a66597_endpoint_disable(struct usb_hcd *hcd, return; pipenum = pipe->info.pipenum; + spin_lock_irqsave(&r8a66597->lock, flags); if (pipenum == 0) { kfree(hep->hcpriv); hep->hcpriv = NULL; + spin_unlock_irqrestore(&r8a66597->lock, flags); return; } - spin_lock_irqsave(&r8a66597->lock, flags); pipe_stop(r8a66597, pipe); pipe_irq_disable(r8a66597, pipenum); disable_irq_empty(r8a66597, pipenum); |