http://defect.opensolaris.org/bz/show_bug.cgi?id=4307
--- Comment #2 from Aubrey.Li <aubrey.li at intel.com> 2008-10-28 22:25:35 ---
Here is a patch for it.
diff -r b19ac1d32eaa usr/src/uts/i86pc/io/cpudrv/cpudrv_mach.c
--- a/usr/src/uts/i86pc/io/cpudrv/cpudrv_mach.c Mon Oct 27 15:08:24 2008 -0700
+++ b/usr/src/uts/i86pc/io/cpudrv/cpudrv_mach.c Wed Oct 29 13:24:13 2008 +0800
@@ -739,7 +739,12 @@
return (CPUPM_NO_DOMAIN);
mach_state = cpudsp->mach_state;
- domain = mach_state->pstate_domain_node->pdn_domain;
+
+ if (mach_state->pstate_domain_node == NULL)
+ return (CPUPM_NO_DOMAIN);
+
+ if ((domain = mach_state->pstate_domain_node->pdn_domain) == NULL)
+ return (CPUPM_NO_DOMAIN);
return ((id_t)domain->pd_domain);
}
--
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