1 files changed, 1 insertions, 0 deletions
diff --git a/sql/sql_plugin.cc b/sql/sql_plugin.cc
index e2449613458..4735cd569fc 100644
--- a/sql/sql_plugin.cc
+++ b/sql/sql_plugin.cc
@@ -1485,6 +1485,7 @@ static bool plugin_load_list(MEM_ROOT *tmp_root, int *argc, char **argv,
   }
   DBUG_RETURN(FALSE);
 error:
+  pthread_mutex_unlock(&LOCK_plugin);
   sql_print_error("Couldn't load plugin named '%s' with soname '%s'.",
                   name.str, dl.str);
   DBUG_RETURN(TRUE);