From c46ce972d2d1f3e19201bcaba2448324bd5965aa Mon Sep 17 00:00:00 2001
From: Snezhkko <snezhkodaria38@gmail.com>
Date: Thu, 14 Aug 2025 11:47:11 +0300
Subject: [PATCH] reth-entrypoint: use safe parameter expansion to prevent set
 -u unbound variable errors

---
 reth/reth-entrypoint | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/reth/reth-entrypoint b/reth/reth-entrypoint
index bf1015d1..88cc4ae5 100755
--- a/reth/reth-entrypoint
+++ b/reth/reth-entrypoint
@@ -12,13 +12,13 @@ P2P_PORT="${P2P_PORT:-30303}"
 ADDITIONAL_ARGS=""
 NODE_TYPE="${NODE_TYPE:-vanilla}"
 
-if [[ -z "$RETH_CHAIN" ]]; then
+if [[ -z "${RETH_CHAIN:-}" ]]; then
     echo "expected RETH_CHAIN to be set" 1>&2
     exit 1
 fi
 
 # Add Flashblocks support for base mode
-if [[ "$NODE_TYPE" == "base" && -n "$RETH_FB_WEBSOCKET_URL" ]]; then
+if [[ "$NODE_TYPE" == "base" && -n "${RETH_FB_WEBSOCKET_URL:-}" ]]; then
     ADDITIONAL_ARGS="--websocket-url=$RETH_FB_WEBSOCKET_URL"
     echo "Enabling Flashblocks support with endpoint: $RETH_FB_WEBSOCKET_URL"
 fi