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tipc: use explicit allocation of broadcast send link

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The broadcast link instance (struct tipc_link) used for sending is
currently aggregated into struct tipc_bclink. This means that we cannot
use the regular tipc_link_create() function for initiating the link, but
do instead have to initiate numerous fields directly from the
bcast_init() function.

We want to reduce dependencies between the broadcast functionality
and the inner workings of tipc_link. In this commit, we introduce
a new function tipc_bclink_create() to link.c, and allocate the
instance of the link separately using this function.

Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Reviewed-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jon Paul Maloy
2015-10-22 08:51:37 -04:00
committed by David S. Miller
parent 0e05498e9e
commit 323019069e
4 changed files with 74 additions and 40 deletions
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4
net/tipc/link.h
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@@ -211,6 +211,10 @@ bool tipc_link_create(struct tipc_node *n, char *if_name, int bearer_id,
struct tipc_media_addr *maddr,
struct sk_buff_head *inputq, struct sk_buff_head *namedq,
struct tipc_link **link);
bool tipc_link_bc_create(struct tipc_node *n, int mtu, int window,
struct sk_buff_head *inputq,
struct sk_buff_head *namedq,
struct tipc_link **link);
void tipc_link_tnl_prepare(struct tipc_link *l, struct tipc_link *tnl,
int mtyp, struct sk_buff_head *xmitq);
void tipc_link_build_bcast_sync_msg(struct tipc_link *l,