libfshelp: destroy condition variable before freeing it

To make sure that threads have really woken up.

Spotted by Richard Braun.

* libfshelp/rlock-drop-peropen.c (fshelp_rlock_drop_peropen): Call
pthread_cond_destroy before freeing the condition variable.
* libfshelp/rlock-tweak.c (fshelp_rlock_tweak): Likewise.

2 files changed, 2 insertions, 0 deletions

diff --git a/libfshelp/rlock-drop-peropen.c b/libfshelp/rlock-drop-peropen.c
index 91383d2f..86453dd7 100644
--- a/libfshelp/rlock-drop-peropen.c
+++ b/libfshelp/rlock-drop-peropen.c
@@ -39,6 +39,7 @@ fshelp_rlock_drop_peropen (struct rlock_peropen *po)
 	}
 
       list_unlink (node, l);
+      pthread_cond_destroy(&l->wait);
 
       t = l->po.next;
       free (l);
diff --git a/libfshelp/rlock-tweak.c b/libfshelp/rlock-tweak.c
index b0f4b9f5..8be88993 100644
--- a/libfshelp/rlock-tweak.c
+++ b/libfshelp/rlock-tweak.c
@@ -70,6 +70,7 @@ fshelp_rlock_tweak (struct rlock_box *box, pthread_mutex_t *mutex,
       if (wake_waiters && l->waiting)
 	pthread_cond_broadcast (&l->wait);
 
+      pthread_cond_destroy(&l->wait);
       free (l);
     }