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| author | Sowmini Varadhan <sowmini.varadhan@oracle.com> | 2017-07-06 17:15:06 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-08 12:16:16 +0200 |
| commit | 0933a578cd55b02dc80f219dc8f2efb17ec61c9a (patch) | |
| tree | 3aeaa3f1e2dd727a9d74e52337c43174a4280993 /net/rds | |
| parent | Merge branch 'hns-fixes' (diff) | |
| download | linux-0933a578cd55b02dc80f219dc8f2efb17ec61c9a.tar.xz linux-0933a578cd55b02dc80f219dc8f2efb17ec61c9a.zip | |
rds: tcp: use sock_create_lite() to create the accept socket
There are two problems with calling sock_create_kern() from
rds_tcp_accept_one()
1. it sets up a new_sock->sk that is wasteful, because this ->sk
is going to get replaced by inet_accept() in the subsequent ->accept()
2. The new_sock->sk is a leaked reference in sock_graft() which
expects to find a null parent->sk
Avoid these problems by calling sock_create_lite().
Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds')
| -rw-r--r-- | net/rds/tcp_listen.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c index c6dc8caaf5ca..c061d6eb465d 100644 --- a/net/rds/tcp_listen.c +++ b/net/rds/tcp_listen.c @@ -136,7 +136,7 @@ int rds_tcp_accept_one(struct socket *sock) if (!sock) /* module unload or netns delete in progress */ return -ENETUNREACH; - ret = sock_create_kern(sock_net(sock->sk), sock->sk->sk_family, + ret = sock_create_lite(sock->sk->sk_family, sock->sk->sk_type, sock->sk->sk_protocol, &new_sock); if (ret) |