From bec66151a604a53cc543ac3a478dfd8cef61446c Mon Sep 17 00:00:00 2001
From: Malcolm Seyd <malcolmseyd@gmail.com>
Date: Mon, 10 Oct 2022 18:42:03 -0700
Subject: [PATCH] fix bug parsing repeatable http headers

---
 net/http/parsehttpmessage.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/net/http/parsehttpmessage.c b/net/http/parsehttpmessage.c
index c7b560dbe..85010465c 100644
--- a/net/http/parsehttpmessage.c
+++ b/net/http/parsehttpmessage.c
@@ -236,8 +236,12 @@ int ParseHttpMessage(struct HttpMessage *r, const char *p, size_t n) {
                 unsigned c2;
                 struct HttpHeader *p1, *p2;
                 p1 = r->xheaders.p;
-                c2 = r->xheaders.c + 2;
-                c2 = c2 >> 1;
+                c2 = r->xheaders.c;
+                if (c2 == 0) {
+                  c2 = 1;
+                } else {
+                  c2 = c2 * 2;
+                }
                 if ((p2 = realloc(p1, c2 * sizeof(*p1)))) {
                   r->xheaders.p = p2;
                   r->xheaders.c = c2;