Bug fix for obscenely large wait times on uncontested locks

if waittime was zero (the lock was uncontested) l->lpo_waittime
in the hash table would not get initialized.

Inspection prompted by questions from: Attilio Rao

1 files changed, 4 insertions, 4 deletions

diff --git a/sys/kern/subr_lock.c b/sys/kern/subr_lock.c
index adf5e59..f55c85c 100644
--- a/sys/kern/subr_lock.c
+++ b/sys/kern/subr_lock.c
@@ -260,10 +260,10 @@ st char *file, int line)
                 l->lpo_filename = file;
                 l->lpo_lineno = line;
                 l->lpo_acqtime = nanoseconds(); 
-                if (waittime) {
-                        if (l->lpo_acqtime > waittime)
-                                l->lpo_waittime = l->lpo_acqtime - waittime;
-                }
+                if (waittime && (l->lpo_acqtime > waittime))
+			l->lpo_waittime = l->lpo_acqtime - waittime;
+                else
+			l->lpo_waittime = 0;
         }
 }