rrdtool: release another lock on error

CID 37973

Signed-off-by: Florian Forster <octo@collectd.org>

diff --git a/src/rrdtool.c b/src/rrdtool.c
index 8497a24..192a04d 100644 (file)
--- a/src/rrdtool.c
+++ b/src/rrdtool.c
@@ -1204,6 +1204,7 @@ static int rrd_init (void)
        cache = c_avl_create ((int (*) (const void *, const void *)) strcmp);
        if (cache == NULL)
        {
+               pthread_mutex_unlock (&cache_lock);
                ERROR ("rrdtool plugin: c_avl_create failed.");
                return (-1);
        }