modprobe-small: document '-n' in depmod usage

Signed-off-by: Kang-Che Sung <explorer09@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/modutils/modprobe-small.c b/modutils/modprobe-small.c
index 431b8aeb23a702afb8022db4c6f333e337733035..0ac39f66f481e7e206045f94f41d43df3ce6e46a 100644 (file)
--- a/modutils/modprobe-small.c
+++ b/modutils/modprobe-small.c
@@ -893,8 +893,11 @@ The following options are useful for people managing distributions:
 
 //usage:#if ENABLE_MODPROBE_SMALL
 
-//usage:#define depmod_trivial_usage NOUSAGE_STR
-//usage:#define depmod_full_usage ""
+//usage:#define depmod_trivial_usage "[-n]"
+//usage:#define depmod_full_usage "\n\n"
+//usage:       "Generate modules.dep.bb"
+//usage:     "\n"
+//usage:     "\n       -n      Dry run: print file to stdout"
 
 //usage:#define insmod_trivial_usage
 //usage:       "FILE" IF_FEATURE_CMDLINE_MODULE_OPTIONS(" [SYMBOL=VALUE]...")