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-rw-r--r--networking/libiproute/iptunnel.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/networking/libiproute/iptunnel.c b/networking/libiproute/iptunnel.c
index c36c7136f..257343826 100644
--- a/networking/libiproute/iptunnel.c
+++ b/networking/libiproute/iptunnel.c
@@ -561,11 +561,10 @@ int do_iptunnel(char **argv)
static const char keywords[] ALIGN1 =
"add\0""change\0""delete\0""show\0""list\0""lst\0";
enum { ARG_add = 0, ARG_change, ARG_del, ARG_show, ARG_list, ARG_lst };
- int key;
if (*argv) {
- key = index_in_substrings(keywords, *argv);
- if (key < 0)
+ smalluint key = index_in_substrings(keywords, *argv);
+ if (key > 5)
bb_error_msg_and_die(bb_msg_invalid_arg, *argv, applet_name);
argv++;
if (key == ARG_add)