From ce58411c462231d6ea1fc3b4acbf50520c2962ce Mon Sep 17 00:00:00 2001
From: Daniel-Constantin Mierla <miconda@gmail.com>
Date: Wed, 16 Dec 2020 20:54:57 +0100
Subject: [PATCH] http_client: do not set empty headers and body

---
 src/modules/http_client/http_client.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/modules/http_client/http_client.c b/src/modules/http_client/http_client.c
index 177e50eb147..e34dae58fd3 100644
--- a/src/modules/http_client/http_client.c
+++ b/src/modules/http_client/http_client.c
@@ -894,8 +894,9 @@ static int ki_http_query_helper(sip_msg_t *_m, str *url, str *post, str *hdrs,
 		LM_ERR("invalid url parameter\n");
 		return -1;
 	}
-	ret = http_client_query(_m, url->s, &result, (post && post->s)?post->s:NULL,
-			(hdrs && hdrs->s)?hdrs->s:NULL);
+	ret = http_client_query(_m, url->s, &result,
+			(post && post->s && post->len>0)?post->s:NULL,
+			(hdrs && hdrs->s && hdrs->len>0)?hdrs->s:NULL);
 
 	val.rs = result;
 	val.flags = PV_VAL_STR;