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authorYing Xue <ying.xue@windriver.com>2013-06-17 10:54:43 -0400
committerDavid S. Miller <davem@davemloft.net>2013-06-17 15:53:00 -0700
commitf1733d7580ff94deb8ea071a293c23939ae0d450 (patch)
tree41e10295a1546d044cf529267f703e09b87b03d3 /net/tipc/msg.c
parent198d73b82bf78739f8f11cf7ff567a2e0da1dbef (diff)
downloadblackbird-op-linux-f1733d7580ff94deb8ea071a293c23939ae0d450.tar.gz
blackbird-op-linux-f1733d7580ff94deb8ea071a293c23939ae0d450.zip
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>
Diffstat (limited to 'net/tipc/msg.c')
-rw-r--r--net/tipc/msg.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index f2db8a87d9c5..c2a261322515 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -73,8 +73,8 @@ void tipc_msg_init(struct tipc_msg *m, u32 user, u32 type,
* Returns message data size or errno
*/
int tipc_msg_build(struct tipc_msg *hdr, struct iovec const *msg_sect,
- u32 num_sect, unsigned int total_len,
- int max_size, int usrmem, struct sk_buff **buf)
+ u32 num_sect, unsigned int total_len, int max_size,
+ struct sk_buff **buf)
{
int dsz, sz, hsz, pos, res, cnt;
@@ -92,14 +92,9 @@ int tipc_msg_build(struct tipc_msg *hdr, struct iovec const *msg_sect,
return -ENOMEM;
skb_copy_to_linear_data(*buf, hdr, hsz);
for (res = 1, cnt = 0; res && (cnt < num_sect); cnt++) {
- if (likely(usrmem))
- res = !copy_from_user((*buf)->data + pos,
- msg_sect[cnt].iov_base,
- msg_sect[cnt].iov_len);
- else
- skb_copy_to_linear_data_offset(*buf, pos,
- msg_sect[cnt].iov_base,
- msg_sect[cnt].iov_len);
+ skb_copy_to_linear_data_offset(*buf, pos,
+ msg_sect[cnt].iov_base,
+ msg_sect[cnt].iov_len);
pos += msg_sect[cnt].iov_len;
}
if (likely(res))
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