fix: handle unset UPDATE_CHANNEL variable in download_pulse function

Use parameter expansion to prevent 'unbound variable' error when UPDATE_CHANNEL is not set
2026-09-21 10:43:36 +00:00 · 2025-08-22 08:50:07 +00:00
parent e18965eca4
commit 1ceead418e
1 changed files with 1 additions and 1 deletions
@@ -641,7 +641,7 @@ download_pulse() {
        fi
    else
        # UPDATE_CHANNEL should already be set by main(), but set default if not
-        if [[ -z "${UPDATE_CHANNEL}" ]]; then
+        if [[ -z "${UPDATE_CHANNEL:-}" ]]; then
            UPDATE_CHANNEL="stable"
            
            # Allow override via command line