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| author | Eric van Gyzen <vangyzen@FreeBSD.org> | 2018-05-26 14:01:44 +0000 |
|---|---|---|
| committer | Eric van Gyzen <vangyzen@FreeBSD.org> | 2018-05-26 14:01:44 +0000 |
| commit | 16b51429d2a050131ed8ca29f2beb2ac4cd94dc4 (patch) | |
| tree | c787d485d124a75c79675d2b4dac39d7a6fdbfc6 /sys/kern/subr_kdb.c | |
| parent | a4ccdf9091852d0bbe5b2057de7d66c21a855ae1 (diff) | |
| download | src-16b51429d2a050131ed8ca29f2beb2ac4cd94dc4.tar.gz src-16b51429d2a050131ed8ca29f2beb2ac4cd94dc4.zip | |
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
Notes
Notes:
svn path=/head/; revision=334238
Diffstat (limited to 'sys/kern/subr_kdb.c')
| -rw-r--r-- | sys/kern/subr_kdb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/kern/subr_kdb.c b/sys/kern/subr_kdb.c index dfaf466d2ca0..d220ca45c401 100644 --- a/sys/kern/subr_kdb.c +++ b/sys/kern/subr_kdb.c @@ -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); |