From ba2d64f722f4e0d75cb38eb6d9a93f729607c467 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?h=C3=B6rbert?=
 <55799864+winzkigermany@users.noreply.github.com>
Date: Sun, 24 Oct 2021 22:42:36 +0200
Subject: [PATCH] Update http_stream.c

Shouldn't we re-get post_len after a redirect, to work with the actual value?
---
 components/audio_stream/http_stream.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/components/audio_stream/http_stream.c b/components/audio_stream/http_stream.c
index ea62c4cf0..e8a7f8487 100644
--- a/components/audio_stream/http_stream.c
+++ b/components/audio_stream/http_stream.c
@@ -388,8 +388,9 @@ static esp_err_t _http_open(audio_element_handle_t self)
     }
 
     char *buffer = NULL;
-    int post_len = esp_http_client_get_post_field(http->client, &buffer);
+    int post_len = 0;
 _stream_redirect:
+    post_len = esp_http_client_get_post_field(http->client, &buffer);
     if ((err = esp_http_client_open(http->client, post_len)) != ESP_OK) {
         ESP_LOGE(TAG, "Failed to open http stream");
         return err;
@@ -706,8 +707,9 @@ esp_err_t http_stream_auto_connect_next_track(audio_element_handle_t el)
     if (track) {
         esp_http_client_set_url(http->client, track);
         char *buffer = NULL;
-        int post_len = esp_http_client_get_post_field(http->client, &buffer);
+        int post_len = 0;
 redirection:
+        post_len = esp_http_client_get_post_field(http->client, &buffer);
         if ((esp_http_client_open(http->client, post_len)) != ESP_OK) {
             ESP_LOGE(TAG, "Failed to open http stream");
             return ESP_FAIL;