summaryrefslogtreecommitdiffstats
path: root/net/batman-adv/bat_v_ogm.c
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2020-10-06 16:19:24 +0100
committerMark Brown <broonie@kernel.org>2020-10-06 16:19:24 +0100
commitfd6b519a30a7179026d22c98d6bf10bb5ca8ca27 (patch)
treee4a6bc4d8548a5b8db7148a18eb257b84e72d48b /net/batman-adv/bat_v_ogm.c
parent43499134f50a77844f0503df2c995f43b858f4c3 (diff)
parent856deb866d16e29bd65952e0289066f6078af773 (diff)
downloadlinux-stable-fd6b519a30a7179026d22c98d6bf10bb5ca8ca27.tar.gz
linux-stable-fd6b519a30a7179026d22c98d6bf10bb5ca8ca27.tar.bz2
linux-stable-fd6b519a30a7179026d22c98d6bf10bb5ca8ca27.zip
Merge tag 'v5.9-rc5' into asoc-5.10
Linux 5.9-rc5
Diffstat (limited to 'net/batman-adv/bat_v_ogm.c')
-rw-r--r--net/batman-adv/bat_v_ogm.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/batman-adv/bat_v_ogm.c b/net/batman-adv/bat_v_ogm.c
index 0f8495b9eeb1..717fe657561d 100644
--- a/net/batman-adv/bat_v_ogm.c
+++ b/net/batman-adv/bat_v_ogm.c
@@ -881,6 +881,12 @@ static void batadv_v_ogm_process(const struct sk_buff *skb, int ogm_offset,
ntohl(ogm_packet->seqno), ogm_throughput, ogm_packet->ttl,
ogm_packet->version, ntohs(ogm_packet->tvlv_len));
+ if (batadv_is_my_mac(bat_priv, ogm_packet->orig)) {
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "Drop packet: originator packet from ourself\n");
+ return;
+ }
+
/* If the throughput metric is 0, immediately drop the packet. No need
* to create orig_node / neigh_node for an unusable route.
*/
@@ -1008,11 +1014,6 @@ int batadv_v_ogm_packet_recv(struct sk_buff *skb,
if (batadv_is_my_mac(bat_priv, ethhdr->h_source))
goto free_skb;
- ogm_packet = (struct batadv_ogm2_packet *)skb->data;
-
- if (batadv_is_my_mac(bat_priv, ogm_packet->orig))
- goto free_skb;
-
batadv_inc_counter(bat_priv, BATADV_CNT_MGMT_RX);
batadv_add_counter(bat_priv, BATADV_CNT_MGMT_RX_BYTES,
skb->len + ETH_HLEN);