logfile argument is not optional.

diff --git a/src/if-options.c b/src/if-options.c
index 9bc2f235f9fb591b194a0c14e708e0c87acd9e8d..2c6a7b878127cbe953c8e9bdcfad6fa220d1bf6d 100644 (file)
--- a/src/if-options.c
+++ b/src/if-options.c
@@ -115,7 +115,7 @@ const struct option cf_options[] = {
        {"reconfigure",     no_argument,       NULL, 'g'},
        {"hostname",        optional_argument, NULL, 'h'},
        {"vendorclassid",   optional_argument, NULL, 'i'},
-       {"logfile",         optional_argument, NULL, 'j'},
+       {"logfile",         required_argument, NULL, 'j'},
        {"release",         no_argument,       NULL, 'k'},
        {"leasetime",       required_argument, NULL, 'l'},
        {"metric",          required_argument, NULL, 'm'},