From: Joshua Rogers <MegaManSec@users.noreply.github.com>
Date: Mon, 3 Nov 2025 16:15:22 +0000 (+0800)
Subject: rtsp: use explicit postfieldsize if specified
X-Git-Tag: curl-8_17_0~15
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=feab3901241b0eef0724b38785ece4a7b99abb0c;p=thirdparty%2Fcurl.git

rtsp: use explicit postfieldsize if specified

Signed-off-by: Joshua Rogers <MegaManSec@users.noreply.github.com>
Closes #19345
---

diff --git a/lib/rtsp.c b/lib/rtsp.c
index 1f952a07cc..95215b8d4b 100644
--- a/lib/rtsp.c
+++ b/lib/rtsp.c
@@ -298,7 +298,8 @@ static CURLcode rtsp_setup_body(struct Curl_easy *data,
     }
     else {
       if(data->set.postfields) {
-        size_t plen = strlen(data->set.postfields);
+        size_t plen = (data->set.postfieldsize >= 0) ?
+          (size_t)data->set.postfieldsize : strlen(data->set.postfields);
         req_clen = (curl_off_t)plen;
         result = Curl_creader_set_buf(data, data->set.postfields, plen);
       }