diff options
| author | Ingo Molnar <mingo@kernel.org> | 2013-07-23 11:48:17 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-07-23 11:48:17 +0200 |
| commit | b59f2b4d30c187160df597bae41cabe497b6acf4 (patch) | |
| tree | e29ed9e3cbaf777cc1a10c99c4542985002d2c88 /net/tipc/msg.c | |
| parent | 1e40c2edef2537f87f94d0baf80aeaeb7d51cc23 (diff) | |
| parent | 3b2f64d00c46e1e4e9bd0bb9bb12619adac27a4b (diff) | |
Merge tag 'v3.11-rc2' into core/locking
Merge in Linux 3.11-rc2 before moving on with new work.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/tipc/msg.c')
| -rw-r--r-- | net/tipc/msg.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/net/tipc/msg.c b/net/tipc/msg.c index f2db8a87d9c5..ced60e2fc4f7 100644 --- a/net/tipc/msg.c +++ b/net/tipc/msg.c @@ -51,8 +51,8 @@ u32 tipc_msg_tot_importance(struct tipc_msg *m) } -void tipc_msg_init(struct tipc_msg *m, u32 user, u32 type, - u32 hsize, u32 destnode) +void tipc_msg_init(struct tipc_msg *m, u32 user, u32 type, u32 hsize, + u32 destnode) { memset(m, 0, hsize); msg_set_version(m); @@ -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)) |