depmod --warn doesn't has_arg

Fix this:

$ depmod --warn
depmod: malformed/unrecognized option '--warn'
...

$ depmod --warn dummy-arg
$

Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/depmod.c b/depmod.c
index 116893d..240c988 100644
--- a/depmod.c
+++ b/depmod.c
@@ -183,7 +183,7 @@ static struct option options[] = { { "all", 0, NULL, 'a' },
 				   { "dry-run", 0, NULL, 'n' },
 				   { "help", 0, NULL, 'h' },
 				   { "version", 0, NULL, 'V' },
-				   { "warn", 1, NULL, 'w' },
+				   { "warn", 0, NULL, 'w' },
 				   { "map", 0, NULL, 'm' },
 				   { NULL, 0, NULL, 0 } };