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-rw-r--r--lib/controlfields2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/controlfields b/lib/controlfields
index aaaf668..12e3c71 100644
--- a/lib/controlfields
+++ b/lib/controlfields
@@ -88,7 +88,7 @@ oh_get_field()
# Parse the control file.
_value=''
while read -r _line; do
- if [ -z ${_value} ]; then
+ if [ -z "${_value}" ]; then
_value=$(echo "${_line}" | sed -n \
"s/^${_field}:[[:space:]]*\(.*\)[[:space:]]*$/\\1/p")
else