tipc: remove user_port instance from tipc_port structure
After the native API has been completely removed, the 'user_port'
field in struct tipc_port becomes unused, and can be removed.
As a consequence, the "usrmem" argument in tipc_msg_build() is no
longer needed, and so we remove that one too.
Signed-off-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 0a4c3a1..d34429d 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1081,7 +1081,7 @@
* (Must not hold any locks while building message.)
*/
res = tipc_msg_build(hdr, msg_sect, num_sect, total_len,
- sender->max_pkt, !sender->user_port, &buf);
+ sender->max_pkt, &buf);
read_lock_bh(&tipc_net_lock);
node = tipc_node_find(destaddr);
@@ -1216,18 +1216,14 @@
else
sz = fragm_rest;
- if (likely(!sender->user_port)) {
- if (copy_from_user(buf->data + fragm_crs, sect_crs, sz)) {
+ if (copy_from_user(buf->data + fragm_crs, sect_crs, sz)) {
error:
- for (; buf_chain; buf_chain = buf) {
- buf = buf_chain->next;
- kfree_skb(buf_chain);
- }
- return -EFAULT;
+ for (; buf_chain; buf_chain = buf) {
+ buf = buf_chain->next;
+ kfree_skb(buf_chain);
}
- } else
- skb_copy_to_linear_data_offset(buf, fragm_crs,
- sect_crs, sz);
+ return -EFAULT;
+ }
sect_crs += sz;
sect_rest -= sz;
fragm_crs += sz;