Fix proxy test logic

setup/so-functions

@@ -563,7 +563,7 @@ collect_patch_schedule_name_import() {
 
 collect_proxy() {
 	[[ -n $TESTING ]] && return
-	collect_proxy_details
+	collect_proxy_details || return
 	while ! proxy_validate; do
 		if whiptail_invalid_proxy; then
 			collect_proxy_details no_ask
@@ -608,6 +608,8 @@ collect_proxy_details() {
 			so_proxy="$proxy_addr"
 		fi
 		export so_proxy
+	else
+		return 1
 	fi
 }