Author: vangyzen
Date: Sat May 26 14:01:44 2018
New Revision: 334238
URL: https://svnweb.freebsd.org/changeset/base/334238
Log:
kdb_trap: Fix use of uninitialized data
In some cases, other_cpus was used without being initialized.
Thankfully, it was harmless.
Reported by: Coverity
CID: 1385265
Sponsored by: Dell EMC
Modified:
head/sys/kern/subr_kdb.c
Modified: head/sys/kern/subr_kdb.c
==============================================================================
--- head/sys/kern/subr_kdb.c Sat May 26 11:13:17 2018 (r334237)
+++ head/sys/kern/subr_kdb.c Sat May 26 14:01:44 2018 (r334238)
@@ -708,9 +708,10 @@ kdb_trap(int type, int code, struct trapframe *tf)
kdb_active--;
#ifdef SMP
- CPU_AND(&other_cpus, &stopped_cpus);
- if (did_stop_cpus)
+ if (did_stop_cpus) {
+ CPU_AND(&other_cpus, &stopped_cpus);
restart_cpus(other_cpus);
+ }
#endif
intr_restore(intr);
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