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-rwxr-xr-xpackage/base-files/files/etc/functions.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/package/base-files/files/etc/functions.sh b/package/base-files/files/etc/functions.sh
index cc7b70e511..5c353a3d01 100755
--- a/package/base-files/files/etc/functions.sh
+++ b/package/base-files/files/etc/functions.sh
@@ -77,7 +77,7 @@ config_clear() {
CONFIG_SECTIONS="$(echo " $CONFIG_SECTIONS " | sed -e "s, $OLD , ,")"
CONFIG_SECTIONS="${SECTION:+$CONFIG_SECTIONS}"
- for oldvar in `set | grep ^CONFIG_${SECTION:+$SECTION_} | \
+ for oldvar in `set | grep ^CONFIG_${SECTION:+${SECTION}_} | \
sed -e 's/\(.*\)=.*$/\1/'` ; do
unset $oldvar
done