selftests: nci: Fix the code for next nlattr offset

nlattr could have a padding for 4 bytes alignment. So next nla's offset should be calculated with a padding. Signed-off-by: Bongsu Jeon <bongsu.jeon@samsung.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Aug 18, 2021 · 78a7b2a · 78a7b2a
1 parent 366f6ed
commit 78a7b2a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tools/testing/selftests/nci/nci_dev.c b/tools/testing/selftests/nci/nci_dev.c
@@ -113,8 +113,8 @@ static int send_cmd_mt_nla(int sd, __u16 nlmsg_type, __u32 nlmsg_pid,
 		if (nla_len > 0)
 			memcpy(NLA_DATA(na), nla_data[cnt], nla_len[cnt]);
 
-		msg.n.nlmsg_len += NLMSG_ALIGN(na->nla_len);
-		prv_len = na->nla_len;
+		prv_len = NLA_ALIGN(nla_len[cnt]) + NLA_HDRLEN;
+		msg.n.nlmsg_len += prv_len;
 	}
 
 	buf = (char *)&msg;