diff options
Diffstat (limited to 'drivers/usb/host/whci/pzl.c')
-rw-r--r-- | drivers/usb/host/whci/pzl.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c index a9e05bac6646..e923633f30c1 100644 --- a/drivers/usb/host/whci/pzl.c +++ b/drivers/usb/host/whci/pzl.c | |||
@@ -333,6 +333,7 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status) | |||
333 | struct whc_urb *wurb = urb->hcpriv; | 333 | struct whc_urb *wurb = urb->hcpriv; |
334 | struct whc_qset *qset = wurb->qset; | 334 | struct whc_qset *qset = wurb->qset; |
335 | struct whc_std *std, *t; | 335 | struct whc_std *std, *t; |
336 | bool has_qtd = false; | ||
336 | int ret; | 337 | int ret; |
337 | unsigned long flags; | 338 | unsigned long flags; |
338 | 339 | ||
@@ -343,17 +344,22 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status) | |||
343 | goto out; | 344 | goto out; |
344 | 345 | ||
345 | list_for_each_entry_safe(std, t, &qset->stds, list_node) { | 346 | list_for_each_entry_safe(std, t, &qset->stds, list_node) { |
346 | if (std->urb == urb) | 347 | if (std->urb == urb) { |
348 | if (std->qtd) | ||
349 | has_qtd = true; | ||
347 | qset_free_std(whc, std); | 350 | qset_free_std(whc, std); |
348 | else | 351 | } else |
349 | std->qtd = NULL; /* so this std is re-added when the qset is */ | 352 | std->qtd = NULL; /* so this std is re-added when the qset is */ |
350 | } | 353 | } |
351 | 354 | ||
352 | pzl_qset_remove(whc, qset); | 355 | if (has_qtd) { |
353 | wurb->status = status; | 356 | pzl_qset_remove(whc, qset); |
354 | wurb->is_async = false; | 357 | update_pzl_hw_view(whc); |
355 | queue_work(whc->workqueue, &wurb->dequeue_work); | 358 | wurb->status = status; |
356 | 359 | wurb->is_async = false; | |
360 | queue_work(whc->workqueue, &wurb->dequeue_work); | ||
361 | } else | ||
362 | qset_remove_urb(whc, qset, urb, status); | ||
357 | out: | 363 | out: |
358 | spin_unlock_irqrestore(&whc->lock, flags); | 364 | spin_unlock_irqrestore(&whc->lock, flags); |
359 | 365 | ||