From 30a220075001db2174b5b92a1eec79c89d034db8 Mon Sep 17 00:00:00 2001
From: 3andne <52860475+3andne@users.noreply.github.com>
Date: Tue, 8 Aug 2023 18:17:43 -0700
Subject: [PATCH] fix: don't deref nil ptr (#214)

---
 u_parrots.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/u_parrots.go b/u_parrots.go
index 4658d682..7e2660f9 100644
--- a/u_parrots.go
+++ b/u_parrots.go
@@ -2092,7 +2092,9 @@ func (uconn *UConn) ApplyPreset(p *ClientHelloSpec) error {
 			if session == nil && uconn.config.ClientSessionCache != nil {
 				cacheKey := uconn.clientSessionCacheKey()
 				cs, _ = uconn.config.ClientSessionCache.Get(cacheKey)
-				session = cs.session
+				if cs != nil {
+					session = cs.session
+				}
 				// TODO: use uconn.loadSession(hello.getPrivateObj()) to support TLS 1.3 PSK-style resumption
 			}
 			err := uconn.SetSessionState(cs)