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path: root/sys/dev/usb/misc/ufm.c
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Diffstat (limited to 'sys/dev/usb/misc/ufm.c')
-rw-r--r--sys/dev/usb/misc/ufm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/usb/misc/ufm.c b/sys/dev/usb/misc/ufm.c
index 11bea65ae56a..032b635f6abb 100644
--- a/sys/dev/usb/misc/ufm.c
+++ b/sys/dev/usb/misc/ufm.c
@@ -156,7 +156,7 @@ ufm_attach(device_t dev)
error = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx,
&ufm_fifo_methods, &sc->sc_fifo,
- device_get_unit(dev), 0 - 1, uaa->info.bIfaceIndex,
+ device_get_unit(dev), -1, uaa->info.bIfaceIndex,
UID_ROOT, GID_OPERATOR, 0644);
if (error) {
goto detach;