Add a forgotten NULL check to evhttp_parse_headers

Issue detected by the clang static analyzer

1 files changed, 2 insertions, 1 deletions

diff --git a/http.c b/http.c
index 0bdf2fa8..df54be7e 100644
--- a/http.c
+++ b/http.c
@@ -1777,7 +1777,8 @@ evhttp_parse_headers(struct evhttp_request *req, struct evbuffer* buffer)
 	}
 
 	if (status == MORE_DATA_EXPECTED) {
-		if (req->headers_size + evbuffer_get_length(buffer) > req->evcon->max_headers_size)
+		if (req->evcon != NULL &&
+		req->headers_size + evbuffer_get_length(buffer) > req->evcon->max_headers_size)
 			return (DATA_TOO_LONG);
 	}