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Diffstat (limited to 'samples/bpf/xdp_redirect_user.c')
-rw-r--r--samples/bpf/xdp_redirect_user.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/samples/bpf/xdp_redirect_user.c b/samples/bpf/xdp_redirect_user.c
index 41d705c3a1f7..eb876629109a 100644
--- a/samples/bpf/xdp_redirect_user.c
+++ b/samples/bpf/xdp_redirect_user.c
@@ -130,7 +130,7 @@ int main(int argc, char **argv)
if (!(xdp_flags & XDP_FLAGS_SKB_MODE))
xdp_flags |= XDP_FLAGS_DRV_MODE;
- if (optind == argc) {
+ if (optind + 2 != argc) {
printf("usage: %s <IFNAME|IFINDEX>_IN <IFNAME|IFINDEX>_OUT\n", argv[0]);
return 1;
}