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authorKees Cook <keescook@chromium.org>2017-10-16 17:29:21 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-18 12:39:55 +0100
commit9f12a77e467b8ec0296cf1c3481447e1b1811f59 (patch)
tree21743d6d55df67754af37afa849e1f56e69cc5c0 /net
parent78802011fbe34331bdef6f2dfb1634011f0e4c32 (diff)
net/core: Collapse redundant sk_timer callback data assignments
The core sk_timer initializer can provide the common .data assignment instead of it being set separately in users. Cc: "David S. Miller" <davem@davemloft.net> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Andrew Hendry <andrew.hendry@gmail.com> Cc: Eric Dumazet <edumazet@google.com> Cc: Paolo Abeni <pabeni@redhat.com> Cc: David Howells <dhowells@redhat.com> Cc: Colin Ian King <colin.king@canonical.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: linzhang <xiaolou4617@gmail.com> Cc: netdev@vger.kernel.org Cc: linux-hams@vger.kernel.org Cc: linux-x25@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/sock.c2
-rw-r--r--net/netrom/nr_timer.c1
-rw-r--r--net/rose/rose_timer.c1
-rw-r--r--net/x25/af_x25.c1
-rw-r--r--net/x25/x25_timer.c1
5 files changed, 1 insertions, 5 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index 23953b741a41..f577df17bcf2 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -2683,7 +2683,7 @@ void sock_init_data(struct socket *sock, struct sock *sk)
sk_init_common(sk);
sk->sk_send_head = NULL;
- init_timer(&sk->sk_timer);
+ setup_timer(&sk->sk_timer, NULL, (unsigned long)sk);
sk->sk_allocation = GFP_KERNEL;
sk->sk_rcvbuf = sysctl_rmem_default;
diff --git a/net/netrom/nr_timer.c b/net/netrom/nr_timer.c
index 94d05806a9a2..f84ce71f1f5f 100644
--- a/net/netrom/nr_timer.c
+++ b/net/netrom/nr_timer.c
@@ -45,7 +45,6 @@ void nr_init_timers(struct sock *sk)
setup_timer(&nr->idletimer, nr_idletimer_expiry, (unsigned long)sk);
/* initialized by sock_init_data */
- sk->sk_timer.data = (unsigned long)sk;
sk->sk_timer.function = &nr_heartbeat_expiry;
}
diff --git a/net/rose/rose_timer.c b/net/rose/rose_timer.c
index 3b89d66f15bb..e08201185214 100644
--- a/net/rose/rose_timer.c
+++ b/net/rose/rose_timer.c
@@ -36,7 +36,6 @@ void rose_start_heartbeat(struct sock *sk)
{
del_timer(&sk->sk_timer);
- sk->sk_timer.data = (unsigned long)sk;
sk->sk_timer.function = &rose_heartbeat_expiry;
sk->sk_timer.expires = jiffies + 5 * HZ;
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
index ac095936552d..c590c0bd1393 100644
--- a/net/x25/af_x25.c
+++ b/net/x25/af_x25.c
@@ -414,7 +414,6 @@ static void __x25_destroy_socket(struct sock *sk)
/* Defer: outstanding buffers */
sk->sk_timer.expires = jiffies + 10 * HZ;
sk->sk_timer.function = x25_destroy_timer;
- sk->sk_timer.data = (unsigned long)sk;
add_timer(&sk->sk_timer);
} else {
/* drop last reference so sock_put will free */
diff --git a/net/x25/x25_timer.c b/net/x25/x25_timer.c
index 5c5db1a36399..de5cec41d100 100644
--- a/net/x25/x25_timer.c
+++ b/net/x25/x25_timer.c
@@ -36,7 +36,6 @@ void x25_init_timers(struct sock *sk)
setup_timer(&x25->timer, x25_timer_expiry, (unsigned long)sk);
/* initialized by sock_init_data */
- sk->sk_timer.data = (unsigned long)sk;
sk->sk_timer.function = &x25_heartbeat_expiry;
}