From bd64ee6257df50c3b30f7a653f0ac6dfe786d6e2 Mon Sep 17 00:00:00 2001
From: Leonardo Alminana <leonardo@calyptia.com>
Date: Tue, 26 Sep 2023 10:45:56 +0200
Subject: [PATCH] tests: internal: stream_processor: fixed memory leak

Signed-off-by: Leonardo Alminana <leonardo@calyptia.com>
---
 tests/internal/stream_processor.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/internal/stream_processor.c b/tests/internal/stream_processor.c
index d9886f873f0..9afda0bf545 100644
--- a/tests/internal/stream_processor.c
+++ b/tests/internal/stream_processor.c
@@ -512,6 +512,13 @@ static void test_window()
 
             /* We ingest the buffer every second */
             for (t = 0; t < check->window_size_sec; t++) {
+                if (out_buf.buffer != NULL) {
+                    flb_free(out_buf.buffer);
+
+                    out_buf.buffer = NULL;
+                    out_buf.size = 0;
+                }
+
                 ret = flb_sp_do_test(sp, task,
                                      "samples", strlen("samples"),
                                      &data_buf, &out_buf);