diff options
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
| -rw-r--r-- | drivers/usb/host/xhci-hub.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 1ad6bc1951c7..3ce9c0ac2614 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -20,7 +20,8 @@ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/gfp.h> + +#include <linux/slab.h> #include <asm/unaligned.h> #include "xhci.h" @@ -284,12 +285,22 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend) spin_lock_irqsave(&xhci->lock, flags); for (i = LAST_EP_INDEX; i > 0; i--) { - if (virt_dev->eps[i].ring && virt_dev->eps[i].ring->dequeue) - xhci_queue_stop_endpoint(xhci, slot_id, i, suspend); + if (virt_dev->eps[i].ring && virt_dev->eps[i].ring->dequeue) { + struct xhci_command *command; + command = xhci_alloc_command(xhci, false, false, + GFP_NOIO); + if (!command) { + spin_unlock_irqrestore(&xhci->lock, flags); + xhci_free_command(xhci, cmd); + return -ENOMEM; + + } + xhci_queue_stop_endpoint(xhci, command, slot_id, i, + suspend); + } } - cmd->command_trb = xhci_find_next_enqueue(xhci->cmd_ring); list_add_tail(&cmd->cmd_list, &virt_dev->cmd_list); - xhci_queue_stop_endpoint(xhci, slot_id, 0, suspend); + xhci_queue_stop_endpoint(xhci, cmd, slot_id, 0, suspend); xhci_ring_cmd_db(xhci); spin_unlock_irqrestore(&xhci->lock, flags); |