diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/ipc/procsignal.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/storage/ipc/procsignal.c b/src/backend/storage/ipc/procsignal.c index 038aeca6151..87027f27eb7 100644 --- a/src/backend/storage/ipc/procsignal.c +++ b/src/backend/storage/ipc/procsignal.c @@ -284,6 +284,7 @@ SendProcSignal(pid_t pid, ProcSignalReason reason, ProcNumber procNumber) if (procNumber != INVALID_PROC_NUMBER) { + Assert(procNumber < NumProcSignalSlots); slot = &ProcSignal->psh_slot[procNumber]; SpinLockAcquire(&slot->pss_mutex); @@ -300,7 +301,7 @@ SendProcSignal(pid_t pid, ProcSignalReason reason, ProcNumber procNumber) else { /* - * Pronumber not provided, so search the array using pid. We search + * procNumber not provided, so search the array using pid. We search * the array back to front so as to reduce search overhead. Passing * INVALID_PROC_NUMBER means that the target is most likely an * auxiliary process, which will have a slot near the end of the @@ -404,7 +405,8 @@ EmitProcSignalBarrier(ProcSignalBarrierType type) SpinLockRelease(&slot->pss_mutex); kill(pid, SIGUSR1); } - SpinLockRelease(&slot->pss_mutex); + else + SpinLockRelease(&slot->pss_mutex); } } |