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| author |   Thomas Gleixner <tglx@linutronix.de> | 2016-09-01 18:33:46 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-09-01 18:33:46 +0200 |
| commit | 0cb7bf61b1e9f05027de58c80f9b46a714d24e35 (patch) | |
| tree | 41fb55cf62d07b425122f9a8b96412c0d8eb99c5 /drivers/usb/host/xhci-hub.c | |
| parent | cpu/hotplug: Prevent alloc/free of irq descriptors during CPU up/down (again) (diff) | |
| parent | Linux 4.8-rc4 (diff) | |
| download | linux-dev-0cb7bf61b1e9f05027de58c80f9b46a714d24e35.tar.xz linux-dev-0cb7bf61b1e9f05027de58c80f9b46a714d24e35.zip | |
Merge branch 'linus' into smp/hotplug
Apply upstream changes to avoid conflicts with pending patches.
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
| -rw-r--r-- | drivers/usb/host/xhci-hub.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index d61fcc48099e..730b9fd26685 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -386,6 +386,9 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend) ret = 0; virt_dev = xhci->devs[slot_id]; + if (!virt_dev) + return -ENODEV; + cmd = xhci_alloc_command(xhci, false, true, GFP_NOIO); if (!cmd) { xhci_dbg(xhci, "Couldn't allocate command structure.\n"); |