Allow a NULL pointer as argument to usb_get_next_event(), and don't
commita28526bc9b7a13c7ae9bac775e631cf6b4109a3f
authormneumann <mneumann>
Mon, 26 May 2008 14:00:46 +0000 (26 14:00 +0000)
committermneumann <mneumann>
Mon, 26 May 2008 14:00:46 +0000 (26 14:00 +0000)
tree7d3505c726534d369efff822db9996117300934a
parent0f7ce9ace005c798127598c7fc5606c3db614793
Allow a NULL pointer as argument to usb_get_next_event(), and don't
allocate a "struct usb_event" on stack in usb_add_event().

Obtained-from: NetBSD/usb.c 1.83
sys/bus/usb/usb.c