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authorYing Xue <ying.xue@windriver.com>2013-10-18 07:23:19 +0200
committerDavid S. Miller <davem@davemloft.net>2013-10-18 13:20:43 -0400
commit679815834857d5305dae108a03addccf16d86868 (patch)
tree70da3017c0cb87ac18b0a9e01e54e147aaaff6b3 /net/tipc
parenttipc: avoid unnecessary lookup for tipc bearer instance (diff)
downloadlinux-dev-679815834857d5305dae108a03addccf16d86868.tar.xz
linux-dev-679815834857d5305dae108a03addccf16d86868.zip
tipc: correct return value of recv_msg routine
Currently, rcv_msg() always returns zero on a packet delivery upcall from net_device. To make its behavior more compliant with the way this API should be used, we change this to let it return NET_RX_SUCCESS (which is zero anyway) when it is able to handle the packet, and NET_RX_DROP otherwise. The latter does not imply any functional change, it only enables the driver to keep more accurate statistics about the fate of delivered packets. Signed-off-by: Ying Xue <ying.xue@windriver.com> Reviewed-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/eth_media.c6
-rw-r--r--net/tipc/ib_media.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index c36c938306a1..f80d59f5a161 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -132,18 +132,18 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev,
if (!net_eq(dev_net(dev), &init_net)) {
kfree_skb(buf);
- return 0;
+ return NET_RX_DROP;
}
if (likely(eb_ptr->bearer)) {
if (likely(buf->pkt_type <= PACKET_BROADCAST)) {
buf->next = NULL;
tipc_recv_msg(buf, eb_ptr->bearer);
- return 0;
+ return NET_RX_SUCCESS;
}
}
kfree_skb(buf);
- return 0;
+ return NET_RX_DROP;
}
/**
diff --git a/net/tipc/ib_media.c b/net/tipc/ib_media.c
index 20b1aa464321..c13989297464 100644
--- a/net/tipc/ib_media.c
+++ b/net/tipc/ib_media.c
@@ -125,18 +125,18 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev,
if (!net_eq(dev_net(dev), &init_net)) {
kfree_skb(buf);
- return 0;
+ return NET_RX_DROP;
}
if (likely(ib_ptr->bearer)) {
if (likely(buf->pkt_type <= PACKET_BROADCAST)) {
buf->next = NULL;
tipc_recv_msg(buf, ib_ptr->bearer);
- return 0;
+ return NET_RX_SUCCESS;
}
}
kfree_skb(buf);
- return 0;
+ return NET_RX_DROP;
}
/**