1 files changed, 2 insertions, 2 deletions

diff --git a/net/ipv4/netfilter/ipt_ah.c b/net/ipv4/netfilter/ipt_ah.c
index 667ded16e12..9f981020489 100644
--- a/net/ipv4/netfilter/ipt_ah.c
+++ b/net/ipv4/netfilter/ipt_ah.c
@@ -62,9 +62,9 @@ static int ah_mt_check(const struct xt_mtchk_param *par)
         /* Must specify no unknown invflags */
         if (ahinfo->invflags & ~IPT_AH_INV_MASK) {
                 pr_debug("unknown flags %X\n", ahinfo->invflags);
-                return false;
+                return -EINVAL;
         }
-        return true;
+        return 0;
 }
 
 static struct xt_match ah_mt_reg __read_mostly = {