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RDMA/netlink: Rename and remove redundant parameter from ibnl_unicast* 

Netlink message header is not needed for unicast reply, hence remove it.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
This commit is contained in:
Leon Romanovsky 2017-06-18 15:35:20 +03:00 committed by Leon Romanovsky
parent 1a1c116f3d
commit f00e646370
4 changed files with 11 additions and 17 deletions
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6
drivers/infiniband/core/iwpm_msg.c
View File

@ -172,7 +172,7 @@ int iwpm_add_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client)
goto add_mapping_error;
nlmsg_request->req_buffer = pm_msg;
ret = ibnl_unicast_wait(skb, nlh, iwpm_user_pid);
ret = rdma_nl_unicast_wait(skb, iwpm_user_pid);
if (ret) {
skb = NULL; /* skb is freed in the netlink send-op handling */
iwpm_user_pid = IWPM_PID_UNDEFINED;
@ -248,7 +248,7 @@ int iwpm_add_and_query_mapping(struct iwpm_sa_data *pm_msg, u8 nl_client)
goto query_mapping_error;
nlmsg_request->req_buffer = pm_msg;
ret = ibnl_unicast_wait(skb, nlh, iwpm_user_pid);
ret = rdma_nl_unicast_wait(skb, iwpm_user_pid);
if (ret) {
skb = NULL; /* skb is freed in the netlink send-op handling */
err_str = "Unable to send a nlmsg";
@ -308,7 +308,7 @@ int iwpm_remove_mapping(struct sockaddr_storage *local_addr, u8 nl_client)
if (ret)
goto remove_mapping_error;
ret = ibnl_unicast_wait(skb, nlh, iwpm_user_pid);
ret = rdma_nl_unicast_wait(skb, iwpm_user_pid);
if (ret) {
skb = NULL; /* skb is freed in the netlink send-op handling */
iwpm_user_pid = IWPM_PID_UNDEFINED;

4
drivers/infiniband/core/iwpm_util.c
View File

@ -597,7 +597,7 @@ static int send_mapinfo_num(u32 mapping_num, u8 nl_client, int iwpm_pid)
&mapping_num, IWPM_NLA_MAPINFO_SEND_NUM);
if (ret)
goto mapinfo_num_error;
ret = ibnl_unicast(skb, nlh, iwpm_pid);
ret = rdma_nl_unicast(skb, iwpm_pid);
if (ret) {
skb = NULL;
err_str = "Unable to send a nlmsg";
@ -626,7 +626,7 @@ static int send_nlmsg_done(struct sk_buff *skb, u8 nl_client, int iwpm_pid)
return -ENOMEM;
}
nlh->nlmsg_type = NLMSG_DONE;
ret = ibnl_unicast(skb, (struct nlmsghdr *)skb->data, iwpm_pid);
ret = rdma_nl_unicast(skb, iwpm_pid);
if (ret)
pr_warn("%s Unable to send a nlmsg\n", __func__);
return ret;

10
drivers/infiniband/core/netlink.c
View File

@ -239,25 +239,23 @@ static void rdma_nl_rcv(struct sk_buff *skb)
mutex_unlock(&rdma_nl_mutex);
}
int ibnl_unicast(struct sk_buff *skb, struct nlmsghdr *nlh,
__u32 pid)
int rdma_nl_unicast(struct sk_buff *skb, u32 pid)
{
int err;
err = netlink_unicast(nls, skb, pid, MSG_DONTWAIT);
return (err < 0) ? err : 0;
}
EXPORT_SYMBOL(ibnl_unicast);
EXPORT_SYMBOL(rdma_nl_unicast);
int ibnl_unicast_wait(struct sk_buff *skb, struct nlmsghdr *nlh,
__u32 pid)
int rdma_nl_unicast_wait(struct sk_buff *skb, __u32 pid)
{
int err;
err = netlink_unicast(nls, skb, pid, 0);
return (err < 0) ? err : 0;
}
EXPORT_SYMBOL(ibnl_unicast_wait);
EXPORT_SYMBOL(rdma_nl_unicast_wait);
int ibnl_multicast(struct sk_buff *skb, struct nlmsghdr *nlh,
unsigned int group, gfp_t flags)

8
include/rdma/rdma_netlink.h
View File

@ -56,22 +56,18 @@ int ibnl_put_attr(struct sk_buff *skb, struct nlmsghdr *nlh,
/**
* Send the supplied skb to a specific userspace PID.
* @skb: The netlink skb
* @nlh: Header of the netlink message to send
* @pid: Userspace netlink process ID
* Returns 0 on success or a negative error code.
*/
int ibnl_unicast(struct sk_buff *skb, struct nlmsghdr *nlh,
__u32 pid);
int rdma_nl_unicast(struct sk_buff *skb, u32 pid);
/**
* Send, with wait/1 retry, the supplied skb to a specific userspace PID.
* @skb: The netlink skb
* @nlh: Header of the netlink message to send
* @pid: Userspace netlink process ID
* Returns 0 on success or a negative error code.
*/
int ibnl_unicast_wait(struct sk_buff *skb, struct nlmsghdr *nlh,
__u32 pid);
int rdma_nl_unicast_wait(struct sk_buff *skb, __u32 pid);
/**
* Send the supplied skb to a netlink group.