PERFORCE change 159928 for review
Hans Petter Selasky
hselasky at FreeBSD.org
Fri Mar 27 14:41:26 PDT 2009
http://perforce.freebsd.org/chv.cgi?CH=159928
Change 159928 by hselasky at hselasky_laptop001 on 2009/03/27 21:41:22
USB core:
- fix for early explore calls
Affected files ...
.. //depot/projects/usb/src/sys/dev/usb/usb_hub.c#11 edit
Differences ...
==== //depot/projects/usb/src/sys/dev/usb/usb_hub.c#11 (text+ko) ====
@@ -1393,6 +1393,11 @@
DPRINTF("No bus pointer!\n");
return;
}
+ if ((bus->devices == NULL) ||
+ (bus->devices[USB_ROOT_HUB_ADDR] == NULL)) {
+ DPRINTF("No root HUB\n");
+ return;
+ }
if (mtx_owned(&bus->bus_mtx)) {
do_unlock = 0;
} else {
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