hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Here are two batman-adv bugfix patches: 

- Fix reference counting for last_bonding_candidate, by Sven Eckelmann
 
  - Fix head room reservation for ELP packets, by Linus Luessing
 -----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCgAdBQJX2UCwFhxzd0BzaW1vbnd1bmRlcmxpY2guZGUACgkQoSvjmEKS
 nqHp+w/+MGG87sjUfObJKrSTmsIDgWHl2VSQwKBivbkvIuBm9gxIhFblaBQEJd5A
 88Z5LOGWpnxh2rfFIPurTLxkYAZyARpIxWOLVtmPE3TdfMi4savTsvkOywd0ZHqE
 kXZH1QHE/Y3CQBf9FaM5cgTiwAXjZ+KWr5kRg3WNmH0oQUepndUBb5AAbjpD2G3f
 Gt4TsfunplXCmA/5uJMISOjKiub8usUhXVXBHVpxR+ZItdoIolwN197wDzXT8pWK
 FJe+Flqrvxi3n0kNFknUzCDdt09TFLms4m0AEu+8f4P6t1mR7v+YHNM4IlBx8BX0
 6Kwiz009h9+5JFZvOSTCy6tkrodn5cAk9LNNsam5uPTWXeY76gFOzegdHIcIaBxq
 MLEqnTUgONqOakZs+4NopUz0HUvtJXDGYJcy7SDLYIYEwhaHP7seyuPkjA+xap2p
 uPZR3dTYESdeNGs/uPTEGVh1q8w6xXqXe9IRzP1KvGAOsg5IXCboLvJHpVMc25aT
 4CT9qz5H94sVqdR6d5pBb+0CLoxnhbl+4IjKnHwMBzVM/0LVDJZRmx9qgiNHJ+0f
 PGQeQEbAfrihORRn2jCEq0YLCHKhjvLw9O7GVj353wmiVkvvuR+MQEv+bcDgu0DE
 mH9maOpcOahud6S+x+m9of3f3ytwWR4UO2Qk5t1RdIuVRSD7sXM=
 =mHPX
 -----END PGP SIGNATURE-----

Merge tag 'batadv-net-for-davem-20160914' of git://git.open-mesh.org/linux-merge

Simon Wunderlich says:

====================
Here are two batman-adv bugfix patches:

 - Fix reference counting for last_bonding_candidate, by Sven Eckelmann

 - Fix head room reservation for ELP packets, by Linus Luessing
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2016-09-16 04:17:33 -04:00
parent 2a292822f0 1e5d343b8f
commit 6777ae8083
2 changed files with 28 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
net/batman-adv/bat_v_elp.c
View File

@ -335,7 +335,7 @@ int batadv_v_elp_iface_enable(struct batadv_hard_iface *hard_iface)
goto out;
skb_reserve(hard_iface->bat_v.elp_skb, ETH_HLEN + NET_IP_ALIGN);
elp_buff = skb_push(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
elp_buff = skb_put(hard_iface->bat_v.elp_skb, BATADV_ELP_HLEN);
elp_packet = (struct batadv_elp_packet *)elp_buff;
memset(elp_packet, 0, BATADV_ELP_HLEN);

28
net/batman-adv/routing.c
View File

@ -469,6 +469,29 @@ static int batadv_check_unicast_packet(struct batadv_priv *bat_priv,
return 0;
}
/**
* batadv_last_bonding_get - Get last_bonding_candidate of orig_node
* @orig_node: originator node whose last bonding candidate should be retrieved
*
* Return: last bonding candidate of router or NULL if not found
*
* The object is returned with refcounter increased by 1.
*/
static struct batadv_orig_ifinfo *
batadv_last_bonding_get(struct batadv_orig_node *orig_node)
{
struct batadv_orig_ifinfo *last_bonding_candidate;
spin_lock_bh(&orig_node->neigh_list_lock);
last_bonding_candidate = orig_node->last_bonding_candidate;
if (last_bonding_candidate)
kref_get(&last_bonding_candidate->refcount);
spin_unlock_bh(&orig_node->neigh_list_lock);
return last_bonding_candidate;
}
/**
* batadv_last_bonding_replace - Replace last_bonding_candidate of orig_node
* @orig_node: originator node whose bonding candidates should be replaced
@ -539,7 +562,7 @@ batadv_find_router(struct batadv_priv *bat_priv,
* router - obviously there are no other candidates.
*/
rcu_read_lock();
last_candidate = orig_node->last_bonding_candidate;
last_candidate = batadv_last_bonding_get(orig_node);
if (last_candidate)
last_cand_router = rcu_dereference(last_candidate->router);
@ -631,6 +654,9 @@ next:
batadv_orig_ifinfo_put(next_candidate);
}
if (last_candidate)
batadv_orig_ifinfo_put(last_candidate);
return router;
}