From: Florian Forster <octo@leeloo.lan.home.verplant.org>
Date: Sun, 6 Sep 2009 15:06:56 +0000 (+0200)
Subject: src/utils_cache.c: Fix a very rare deadlock situation.
X-Git-Tag: collectd-4.8.0~8
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=4b357298a23cfb0583851e7cd5cc937470949623;p=collectd.git

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 9e7bc067..648c54de 100644
--- 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 */