diff options
| author | Christophe JAILLET <[email protected]> | 2024-05-04 09:47:05 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2024-05-04 16:23:03 +0000 |
| commit | 562be61b35d911a8b45acc3dcf8642876dbb66dd (patch) | |
| tree | 8e2b1b8ce862263398c00b89717ccff69eb7b9cd /drivers/usb/core/hub.c | |
| parent | MAINTAINERS: Remove {ehci,uhci}-platform.c from ARM/VT8500 entry (diff) | |
| download | kernel-562be61b35d911a8b45acc3dcf8642876dbb66dd.tar.gz kernel-562be61b35d911a8b45acc3dcf8642876dbb66dd.zip | |
usb: core: Remove the useless struct usb_devmap which is just a bitmap
struct usb_devmap is really just a bitmap. No need to have a dedicated
structure for that.
Simplify code and use DECLARE_BITMAP() directly instead.
Signed-off-by: Christophe JAILLET <[email protected]>
Acked-by: Alan Stern <[email protected]>
Link: https://lore.kernel.org/r/1d818575ff7a1e8317674aecf761ee23c89fdc84.1714815990.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/usb/core/hub.c')
| -rw-r--r-- | drivers/usb/core/hub.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index e9fec90ed6f8..bd2e57f90e71 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2207,13 +2207,12 @@ static void choose_devnum(struct usb_device *udev) mutex_lock(&bus->devnum_next_mutex); /* Try to allocate the next devnum beginning at bus->devnum_next. */ - devnum = find_next_zero_bit(bus->devmap.devicemap, 128, - bus->devnum_next); + devnum = find_next_zero_bit(bus->devmap, 128, bus->devnum_next); if (devnum >= 128) - devnum = find_next_zero_bit(bus->devmap.devicemap, 128, 1); + devnum = find_next_zero_bit(bus->devmap, 128, 1); bus->devnum_next = (devnum >= 127 ? 1 : devnum + 1); if (devnum < 128) { - set_bit(devnum, bus->devmap.devicemap); + set_bit(devnum, bus->devmap); udev->devnum = devnum; } mutex_unlock(&bus->devnum_next_mutex); @@ -2222,7 +2221,7 @@ static void choose_devnum(struct usb_device *udev) static void release_devnum(struct usb_device *udev) { if (udev->devnum > 0) { - clear_bit(udev->devnum, udev->bus->devmap.devicemap); + clear_bit(udev->devnum, udev->bus->devmap); udev->devnum = -1; } } |