diff options
| author | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-01-14 17:35:15 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-01-15 11:46:20 -0200 |
| commit | c3aed262186841bf01feb9603885671ea567ebd9 (patch) | |
| tree | 0d6b01e363dcca48460d259b6d567b4e248c42d5 | |
| parent | f52e9828d5f3001f11981d852dc9cbd3c8c5debe (diff) | |
[media] em28xx-cards: properly initialize the device bitmap
Instead of just creating a long int, use DECLARE_BITMAP().
No functional changes.
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-cards.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index 6318e459744e..4d97a76cc3b0 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -66,7 +66,7 @@ MODULE_PARM_DESC(usb_xfer_mode, /* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS - 1 */ -static unsigned long em28xx_devused; +DECLARE_BITMAP(em28xx_devused, EM28XX_MAXBOARDS); struct em28xx_hash_table { unsigned long hash; @@ -2885,7 +2885,7 @@ void em28xx_release_resources(struct em28xx *dev) usb_put_dev(dev->udev); /* Mark device as unused */ - clear_bit(dev->devno, &em28xx_devused); + clear_bit(dev->devno, em28xx_devused); mutex_unlock(&dev->lock); }; @@ -3094,7 +3094,7 @@ static int em28xx_usb_probe(struct usb_interface *interface, /* Check to see next free device and mark as used */ do { - nr = find_first_zero_bit(&em28xx_devused, EM28XX_MAXBOARDS); + nr = find_first_zero_bit(em28xx_devused, EM28XX_MAXBOARDS); if (nr >= EM28XX_MAXBOARDS) { /* No free device slots */ printk(DRIVER_NAME ": Supports only %i em28xx boards.\n", @@ -3102,7 +3102,7 @@ static int em28xx_usb_probe(struct usb_interface *interface, retval = -ENOMEM; goto err_no_slot; } - } while (test_and_set_bit(nr, &em28xx_devused)); + } while (test_and_set_bit(nr, em28xx_devused)); /* Don't register audio interfaces */ if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) { @@ -3355,7 +3355,7 @@ err_free: kfree(dev); err: - clear_bit(nr, &em28xx_devused); + clear_bit(nr, em28xx_devused); err_no_slot: usb_put_dev(udev); |