diff options
Diffstat (limited to 'drivers/usb/host/whci/asl.c')
-rw-r--r-- | drivers/usb/host/whci/asl.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/usb/host/whci/asl.c b/drivers/usb/host/whci/asl.c index c632437c7649..14ccbcfc4315 100644 --- a/drivers/usb/host/whci/asl.c +++ b/drivers/usb/host/whci/asl.c | |||
@@ -305,6 +305,7 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status) | |||
305 | struct whc_urb *wurb = urb->hcpriv; | 305 | struct whc_urb *wurb = urb->hcpriv; |
306 | struct whc_qset *qset = wurb->qset; | 306 | struct whc_qset *qset = wurb->qset; |
307 | struct whc_std *std, *t; | 307 | struct whc_std *std, *t; |
308 | bool has_qtd = false; | ||
308 | int ret; | 309 | int ret; |
309 | unsigned long flags; | 310 | unsigned long flags; |
310 | 311 | ||
@@ -315,17 +316,21 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status) | |||
315 | goto out; | 316 | goto out; |
316 | 317 | ||
317 | list_for_each_entry_safe(std, t, &qset->stds, list_node) { | 318 | list_for_each_entry_safe(std, t, &qset->stds, list_node) { |
318 | if (std->urb == urb) | 319 | if (std->urb == urb) { |
320 | if (std->qtd) | ||
321 | has_qtd = true; | ||
319 | qset_free_std(whc, std); | 322 | qset_free_std(whc, std); |
320 | else | 323 | } else |
321 | std->qtd = NULL; /* so this std is re-added when the qset is */ | 324 | std->qtd = NULL; /* so this std is re-added when the qset is */ |
322 | } | 325 | } |
323 | 326 | ||
324 | asl_qset_remove(whc, qset); | 327 | if (has_qtd) { |
325 | wurb->status = status; | 328 | asl_qset_remove(whc, qset); |
326 | wurb->is_async = true; | 329 | wurb->status = status; |
327 | queue_work(whc->workqueue, &wurb->dequeue_work); | 330 | wurb->is_async = true; |
328 | 331 | queue_work(whc->workqueue, &wurb->dequeue_work); | |
332 | } else | ||
333 | qset_remove_urb(whc, qset, urb, status); | ||
329 | out: | 334 | out: |
330 | spin_unlock_irqrestore(&whc->lock, flags); | 335 | spin_unlock_irqrestore(&whc->lock, flags); |
331 | 336 | ||