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authorSven Eckelmann <sven@narfation.org>2016-07-17 21:04:04 +0200
committerSimon Wunderlich <sw@simonwunderlich.de>2016-11-08 19:02:34 +0100
commitb91a2543b4c15fed504e587d4441169c75d6646e (patch)
tree563f0c5b039a4ee2d83f6023b2e42c7a7dd1db3d /net/batman-adv/main.c
parent1ad5bcb2a032262170fdc508abfa0acb0565e2b5 (diff)
downloadlinux-b91a2543b4c15fed504e587d4441169c75d6646e.tar.bz2
batman-adv: Consume skb in receive handlers
Receiving functions in Linux consume the supplied skbuff. Doing the same in the batadv_rx_handler functions makes the behavior more similar to the rest of the Linux network code. Signed-off-by: Sven Eckelmann <sven@narfation.org> Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
Diffstat (limited to 'net/batman-adv/main.c')
-rw-r--r--net/batman-adv/main.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 5e4e818529d3..6b5dae6f0307 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -402,6 +402,8 @@ void batadv_skb_set_priority(struct sk_buff *skb, int offset)
static int batadv_recv_unhandled_packet(struct sk_buff *skb,
struct batadv_hard_iface *recv_if)
{
+ kfree_skb(skb);
+
return NET_RX_DROP;
}
@@ -416,7 +418,6 @@ int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
struct batadv_ogm_packet *batadv_ogm_packet;
struct batadv_hard_iface *hard_iface;
u8 idx;
- int ret;
hard_iface = container_of(ptype, struct batadv_hard_iface,
batman_adv_ptype);
@@ -466,14 +467,8 @@ int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
/* reset control block to avoid left overs from previous users */
memset(skb->cb, 0, sizeof(struct batadv_skb_cb));
- /* all receive handlers return whether they received or reused
- * the supplied skb. if not, we have to free the skb.
- */
idx = batadv_ogm_packet->packet_type;
- ret = (*batadv_rx_handler[idx])(skb, hard_iface);
-
- if (ret == NET_RX_DROP)
- kfree_skb(skb);
+ (*batadv_rx_handler[idx])(skb, hard_iface);
batadv_hardif_put(hard_iface);