xen/control: xctlr_probe shoud return BUS_PROBE_NOWILDCARD

Returning 0 in probe callback means: the driver can use this device. If by any
chance xencontrol is the first driver, every new device (which driver unset)
will use xencontrol.

diff --git a/sys/dev/xen/control/control.c b/sys/dev/xen/control/control.c
index 219a3953a24e79801c78029e84e62c55a0f08945..f2851eea65f94148424b3453908b220fa0833e40 100644 (file)
--- a/sys/dev/xen/control/control.c
+++ b/sys/dev/xen/control/control.c
@@ -365,7 +365,7 @@ xctrl_probe(device_t dev)
 {
        device_set_desc(dev, "Xen Control Device");
 
-       return (0);
+       return (BUS_PROBE_NOWILDCARD);
 }
 
 /**