[Minor] Free memory

diff --git a/src/libstat/backends/redis_backend.c b/src/libstat/backends/redis_backend.c
index 2de3d2b30fa0b12dae4f9f8173e46f970ccf7d05..aa4c4a5e742b4bffcd73cad4488c57661a8f2cc4 100644 (file)
--- a/src/libstat/backends/redis_backend.c
+++ b/src/libstat/backends/redis_backend.c
@@ -700,6 +700,8 @@ rspamd_redis_generate_learn_signature (struct rspamd_task *task,
                redisAsyncFormattedCommand (rt->redis, NULL, NULL,
                                out->str, out->len);
        }
+
+       rspamd_fstring_free (out);
 }
 
 static void