diff options
Diffstat (limited to 'sound/usb/usx2y/us122l.c')
-rw-r--r-- | sound/usb/usx2y/us122l.c | 59 |
1 files changed, 36 insertions, 23 deletions
diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index 73e59f4403a4..98276aafefe6 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c | |||
@@ -478,19 +478,21 @@ static bool us122l_create_card(struct snd_card *card) | |||
478 | return true; | 478 | return true; |
479 | } | 479 | } |
480 | 480 | ||
481 | static struct snd_card *usx2y_create_card(struct usb_device *device) | 481 | static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp) |
482 | { | 482 | { |
483 | int dev; | 483 | int dev; |
484 | struct snd_card *card; | 484 | struct snd_card *card; |
485 | int err; | ||
486 | |||
485 | for (dev = 0; dev < SNDRV_CARDS; ++dev) | 487 | for (dev = 0; dev < SNDRV_CARDS; ++dev) |
486 | if (enable[dev] && !snd_us122l_card_used[dev]) | 488 | if (enable[dev] && !snd_us122l_card_used[dev]) |
487 | break; | 489 | break; |
488 | if (dev >= SNDRV_CARDS) | 490 | if (dev >= SNDRV_CARDS) |
489 | return NULL; | 491 | return -ENODEV; |
490 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, | 492 | err = snd_card_create(index[dev], id[dev], THIS_MODULE, |
491 | sizeof(struct us122l)); | 493 | sizeof(struct us122l), &card); |
492 | if (!card) | 494 | if (err < 0) |
493 | return NULL; | 495 | return err; |
494 | snd_us122l_card_used[US122L(card)->chip.index = dev] = 1; | 496 | snd_us122l_card_used[US122L(card)->chip.index = dev] = 1; |
495 | 497 | ||
496 | US122L(card)->chip.dev = device; | 498 | US122L(card)->chip.dev = device; |
@@ -509,46 +511,57 @@ static struct snd_card *usx2y_create_card(struct usb_device *device) | |||
509 | US122L(card)->chip.dev->devnum | 511 | US122L(card)->chip.dev->devnum |
510 | ); | 512 | ); |
511 | snd_card_set_dev(card, &device->dev); | 513 | snd_card_set_dev(card, &device->dev); |
512 | return card; | 514 | *cardp = card; |
515 | return 0; | ||
513 | } | 516 | } |
514 | 517 | ||
515 | static void *us122l_usb_probe(struct usb_interface *intf, | 518 | static int us122l_usb_probe(struct usb_interface *intf, |
516 | const struct usb_device_id *device_id) | 519 | const struct usb_device_id *device_id, |
520 | struct snd_card **cardp) | ||
517 | { | 521 | { |
518 | struct usb_device *device = interface_to_usbdev(intf); | 522 | struct usb_device *device = interface_to_usbdev(intf); |
519 | struct snd_card *card = usx2y_create_card(device); | 523 | struct snd_card *card; |
524 | int err; | ||
520 | 525 | ||
521 | if (!card) | 526 | err = usx2y_create_card(device, &card); |
522 | return NULL; | 527 | if (err < 0) |
528 | return err; | ||
523 | 529 | ||
524 | if (!us122l_create_card(card) || | 530 | if (!us122l_create_card(card)) { |
525 | snd_card_register(card) < 0) { | ||
526 | snd_card_free(card); | 531 | snd_card_free(card); |
527 | return NULL; | 532 | return -EINVAL; |
533 | } | ||
534 | |||
535 | err = snd_card_register(card); | ||
536 | if (err < 0) { | ||
537 | snd_card_free(card); | ||
538 | return err; | ||
528 | } | 539 | } |
529 | 540 | ||
530 | usb_get_dev(device); | 541 | usb_get_dev(device); |
531 | return card; | 542 | *cardp = card; |
543 | return 0; | ||
532 | } | 544 | } |
533 | 545 | ||
534 | static int snd_us122l_probe(struct usb_interface *intf, | 546 | static int snd_us122l_probe(struct usb_interface *intf, |
535 | const struct usb_device_id *id) | 547 | const struct usb_device_id *id) |
536 | { | 548 | { |
537 | struct snd_card *card; | 549 | struct snd_card *card; |
550 | int err; | ||
551 | |||
538 | snd_printdd(KERN_DEBUG"%p:%i\n", | 552 | snd_printdd(KERN_DEBUG"%p:%i\n", |
539 | intf, intf->cur_altsetting->desc.bInterfaceNumber); | 553 | intf, intf->cur_altsetting->desc.bInterfaceNumber); |
540 | if (intf->cur_altsetting->desc.bInterfaceNumber != 1) | 554 | if (intf->cur_altsetting->desc.bInterfaceNumber != 1) |
541 | return 0; | 555 | return 0; |
542 | 556 | ||
543 | card = us122l_usb_probe(usb_get_intf(intf), id); | 557 | err = us122l_usb_probe(usb_get_intf(intf), id, &card); |
544 | 558 | if (err < 0) { | |
545 | if (card) { | 559 | usb_put_intf(intf); |
546 | usb_set_intfdata(intf, card); | 560 | return err; |
547 | return 0; | ||
548 | } | 561 | } |
549 | 562 | ||
550 | usb_put_intf(intf); | 563 | usb_set_intfdata(intf, card); |
551 | return -EIO; | 564 | return 0; |
552 | } | 565 | } |
553 | 566 | ||
554 | static void snd_us122l_disconnect(struct usb_interface *intf) | 567 | static void snd_us122l_disconnect(struct usb_interface *intf) |