config: Fix reading in empty values.

diff --git a/functions.config b/functions.config
index e229805645a9cf6ee85c4c206d3ac2c22b42845d..ab7d93082fb40ba3394e117781bfb964fc38130e 100644 (file)
--- a/functions.config
+++ b/functions.config
@@ -112,7 +112,7 @@ function config_strip() {
        fi
 
        local last=$(( ${#var} - 1 ))
-       if [ ${last} -gt 0 ] && [ "${var:${last}:1}" = "\"" ]; then
+       if [ ${last} -ge 0 ] && [ "${var:${last}:1}" = "\"" ]; then
                var=${var:0:${last}}
        fi