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| author |   Jacek Anaszewski <jacek.anaszewski@gmail.com> | 2019-07-30 22:36:31 +0200 |
|---|---|---|
| committer | Jacek Anaszewski <jacek.anaszewski@gmail.com> | 2019-07-30 22:36:31 +0200 |
| commit | be7fc2cc86170bea31e1db8d596f35df52254971 (patch) | |
| tree | 31ca140aec74decbf18dfce1a7869aeeb8dcbf84 /drivers/usb/core/devio.c | |
| parent | leds: netxbig: Add of_node_put() in netxbig_leds_get_of_pdata() (diff) | |
| parent | platform: Add platform_find_device_by_driver() helper (diff) | |
| download | linux-dev-be7fc2cc86170bea31e1db8d596f35df52254971.tar.xz linux-dev-be7fc2cc86170bea31e1db8d596f35df52254971.zip | |
Merge tag 'generic_lookup_helpers' into for-next
Generic Device Lookup Helpers
Persistent tag for others to pull this branch from
Based on patch series from Suzuki K Poulose <suzuki.poulose@arm.com>
with Subject: [PATCH v3 0/7] drivers: Add generic device lookup helpers
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* tag 'generic_lookup_helpers':
platform: Add platform_find_device_by_driver() helper
drivers: Add generic helper to match any device
drivers: Introduce device lookup variants by ACPI_COMPANION device
drivers: Introduce device lookup variants by device type
drivers: Introduce device lookup variants by fwnode
drivers: Introduce device lookup variants by of_node
drivers: Introduce device lookup variants by name
Diffstat (limited to 'drivers/usb/core/devio.c')
| -rw-r--r-- | drivers/usb/core/devio.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index b265ab5405f9..60268aee93a8 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -942,17 +942,11 @@ error: return ret; } -static int match_devt(struct device *dev, const void *data) -{ - return dev->devt == (dev_t)(unsigned long)(void *)data; -} - static struct usb_device *usbdev_lookup_by_devt(dev_t devt) { struct device *dev; - dev = bus_find_device(&usb_bus_type, NULL, - (void *) (unsigned long) devt, match_devt); + dev = bus_find_device_by_devt(&usb_bus_type, devt); if (!dev) return NULL; return to_usb_device(dev); |