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| author | David S. Miller <davem@davemloft.net> | 2015-02-05 07:46:55 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-02-05 07:46:55 +0300 |
| commit | f2683b743f2334ef49a5361bf596dd1fbd2c9be4 (patch) | |
| tree | 7f53b2614742238e966ba8a815ef6c5079422ee2 /net/netlink/af_netlink.c | |
| parent | 9878196578286c5ed494778ada01da094377a686 (diff) | |
| parent | 57dd8a0735aabff4862025cf64ad94da3d80e620 (diff) | |
| download | linux-f2683b743f2334ef49a5361bf596dd1fbd2c9be4.tar.xz | |
Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
More iov_iter work from Al Viro.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netlink/af_netlink.c')
| -rw-r--r-- | net/netlink/af_netlink.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 155854802d44..6feb16d5e1b8 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -2298,7 +2298,12 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, goto out; } + /* It's a really convoluted way for userland to ask for mmaped + * sendmsg(), but that's what we've got... + */ if (netlink_tx_is_mmaped(sk) && + msg->msg_iter.type == ITER_IOVEC && + msg->msg_iter.nr_segs == 1 && msg->msg_iter.iov->iov_base == NULL) { err = netlink_mmap_sendmsg(sk, msg, dst_portid, dst_group, &scm); |