From 5b99f78331f567cc1442460efc054b72c45306a6 Mon Sep 17 00:00:00 2001
From: Dave Reisner <dreisner@archlinux.org>
Date: Sat, 26 May 2012 15:42:37 -0400
Subject: functions: avoid adding nonexistant modules to config

If we didn't actually add a module to the image, avoid adding it to the
runtime config for probing.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
---
 functions | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/functions b/functions
index 262a08a..14c6637 100644
--- a/functions
+++ b/functions
@@ -590,8 +590,12 @@ write_image_config() {
         . "$CONFIG"
 
         # sanitize of any extra whitespace
-        read -r -a modules <<< "$MODULES"
-        (( ${#modules[*]} )) && printf 'MODULES="%s"\n' "${modules[*]%\?}"
+        read -ra modules <<< "$MODULES"
+        for mod in "${modules[@]}"; do
+            in_array "${mod%\?}" "${ADDED_MODULES[@]}" || continue
+            add+=("${mod%\?}")
+        done
+        (( ${#add[*]} )) && printf 'MODULES="%s"\n' "${add[*]}"
 
         printf '%s="%s"\n' \
             'EARLYHOOKS' "${RUNHOOKS['early']# }" \
-- 
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