From: Daniel Stenberg <daniel@haxx.se>
Date: Fri, 8 May 2015 13:53:18 +0000 (+0200)
Subject: http2: lazy init header_recvbuf
X-Git-Tag: curl-7_43_0~135
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=be4c8fd1ef11a565fcfceed48d40aa9889f095d4;p=curl

http2: lazy init header_recvbuf

It makes us use less memory when not doing HTTP/2 and subsequently also
makes us not have to cleanup HTTP/2 related data when not using HTTP/2!
---

diff --git a/lib/http.c b/lib/http.c
index b2ecc9c0a..6d11c288b 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -163,7 +163,6 @@ CURLcode Curl_http_setup_conn(struct connectdata *conn)
 
   conn->data->req.protop = http;
 
-  http->header_recvbuf = Curl_add_buffer_init();
   http->nread_header_recvbuf = 0;
   http->bodystarted = FALSE;
   http->status_code = -1;
diff --git a/lib/http2.c b/lib/http2.c
index 7070df511..b492e286a 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -1168,6 +1168,9 @@ CURLcode Curl_http2_setup(struct connectdata *conn)
 
   stream->stream_id = -1;
 
+  if(!stream->header_recvbuf)
+    stream->header_recvbuf = Curl_add_buffer_init();
+
   if((conn->handler == &Curl_handler_http2_ssl) ||
      (conn->handler == &Curl_handler_http2))
     return CURLE_OK; /* already done */