tipc: remove unnecessary variables and conditions

We remove a number of unnecessary variables and branches
in TIPC. This patch is cosmetic and does not change the
operation of TIPC in any way.

Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Reviewed-by: Erik Hugne <erik.hugne@ericsson.com>
Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
wangweidong 2013-12-12 09:36:39 +08:00 committed by David S. Miller
parent 810c23a355
commit 0cee6bbe06
3 changed files with 8 additions and 17 deletions

View File

@ -148,8 +148,7 @@ static struct publication *publ_create(u32 type, u32 lower, u32 upper,
*/
static struct sub_seq *tipc_subseq_alloc(u32 cnt)
{
struct sub_seq *sseq = kcalloc(cnt, sizeof(struct sub_seq), GFP_ATOMIC);
return sseq;
return kcalloc(cnt, sizeof(struct sub_seq), GFP_ATOMIC);
}
/**

View File

@ -832,17 +832,14 @@ int __tipc_connect(u32 ref, struct tipc_port *p_ptr,
*/
int __tipc_disconnect(struct tipc_port *tp_ptr)
{
int res;
if (tp_ptr->connected) {
tp_ptr->connected = 0;
/* let timer expire on it's own to avoid deadlock! */
tipc_nodesub_unsubscribe(&tp_ptr->subscription);
res = 0;
} else {
res = -ENOTCONN;
return 0;
}
return res;
return -ENOTCONN;
}
/*

View File

@ -239,7 +239,6 @@ static int tipc_sk_create(struct net *net, struct socket *sock, int protocol,
int tipc_sock_create_local(int type, struct socket **res)
{
int rc;
struct sock *sk;
rc = sock_create_lite(AF_TIPC, type, 0, res);
if (rc < 0) {
@ -248,8 +247,6 @@ int tipc_sock_create_local(int type, struct socket **res)
}
tipc_sk_create(&init_net, *res, 0, 1);
sk = (*res)->sk;
return 0;
}
@ -1311,14 +1308,12 @@ static u32 filter_connect(struct tipc_sock *tsock, struct sk_buff **buf)
static unsigned int rcvbuf_limit(struct sock *sk, struct sk_buff *buf)
{
struct tipc_msg *msg = buf_msg(buf);
unsigned int limit;
if (msg_connected(msg))
limit = sysctl_tipc_rmem[2];
else
limit = sk->sk_rcvbuf >> TIPC_CRITICAL_IMPORTANCE <<
msg_importance(msg);
return limit;
return sysctl_tipc_rmem[2];
return sk->sk_rcvbuf >> TIPC_CRITICAL_IMPORTANCE <<
msg_importance(msg);
}
/**