config: Make config_parsed_free() NULL no-op

diff --git a/src/config/config-parser.c b/src/config/config-parser.c
index 7a34570d1f4439a0a01910cf77ed6d5502f53a65..490426b3373a2a109066bb7902baa9fae5d9d470 100644 (file)
--- a/src/config/config-parser.c
+++ b/src/config/config-parser.c
@@ -1644,6 +1644,8 @@ void config_parsed_free(struct config_parsed **_config)
        struct config_parsed *config = *_config;
        unsigned int i;
 
+       if (config == NULL)
+               return;
        *_config = NULL;
 
        for (i = 0; config->filter_parsers[i] != NULL; i++)