src/utils_cache.c: Fix a very rare deadlock situation.

Only happened in an out-of-memory situation. Still, not nice ;)

diff --git a/src/utils_cache.c b/src/utils_cache.c
index 9e7bc06..648c54d 100644 (file)
--- a/src/utils_cache.c
+++ b/src/utils_cache.c
@@ -1003,6 +1003,9 @@ static meta_data_t *uc_get_meta (const value_list_t *vl) /* {{{ */
   if (ce->meta == NULL)
     ce->meta = meta_data_create ();
 
+  if (ce->meta == NULL)
+    pthread_mutex_unlock (&cache_lock);
+
   return (ce->meta);
 } /* }}} meta_data_t *uc_get_meta */