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| author | Jon Paul Maloy | 2014-02-13 23:29:13 +0100 |
|---|---|---|
| committer | David S. Miller | 2014-02-13 23:57:06 +0100 |
| commit | 1e9d47a948f44af4bb040e10a3a852b6bc3d6a90 (patch) | |
| tree | a7bef850e33b2ba9c7bcfb95e1d3c0ee82a5954f /net/tipc | |
| parent | tipc: change signature of tunnelling reception function (diff) | |
| download | kernel-qcow2-linux-1e9d47a948f44af4bb040e10a3a852b6bc3d6a90.tar.gz kernel-qcow2-linux-1e9d47a948f44af4bb040e10a3a852b6bc3d6a90.tar.xz kernel-qcow2-linux-1e9d47a948f44af4bb040e10a3a852b6bc3d6a90.zip | |
tipc: more cleanup of tunnelling reception function
We simplify and slim down the code in function tipc_tunnel_rcv()
No impact on the users of this function.
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/link.c | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c index f9f90681a59d..3136788799d8 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -2180,9 +2180,10 @@ static int tipc_link_tunnel_rcv(struct tipc_node *n_ptr, struct sk_buff *tunnel_buf = *buf; struct tipc_link *dest_link; struct tipc_msg *tunnel_msg = buf_msg(tunnel_buf); - u32 msg_typ = msg_type(tunnel_msg); u32 bearer_id = msg_bearer_id(tunnel_msg); + *buf = NULL; + if (bearer_id >= MAX_BEARERS) goto exit; @@ -2190,24 +2191,16 @@ static int tipc_link_tunnel_rcv(struct tipc_node *n_ptr, if (!dest_link) goto exit; - if (msg_typ == DUPLICATE_MSG) { + if (msg_type(tunnel_msg) == DUPLICATE_MSG) tipc_link_dup_rcv(dest_link, tunnel_buf); - goto exit; - } - - if (msg_type(tunnel_msg) == ORIGINAL_MSG) { + else if (msg_type(tunnel_msg) == ORIGINAL_MSG) *buf = tipc_link_failover_rcv(dest_link, tunnel_buf); + else + pr_warn("%sunknown tunnel pkt received\n", link_co_err); - /* Do we have a buffer/buffer chain to return? */ - if (*buf != NULL) { - kfree_skb(tunnel_buf); - return 1; - } - } exit: - *buf = NULL; kfree_skb(tunnel_buf); - return 0; + return *buf != NULL; } /* |