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authorKees Cook <keescook@chromium.org>2017-10-24 10:46:09 +0200
committerDavid S. Miller <davem@davemloft.net>2017-10-25 05:59:19 +0200
commit839a6094140ade97ccc548fcd63179506c5d7fe4 (patch)
treee9b9d6ee85cdcabe72ef234230ae615ec80d84a4 /net/dccp/ccids/ccid2.c
parentnet: ethernet/sfc: Convert timers to use timer_setup() (diff)
downloadlinux-839a6094140ade97ccc548fcd63179506c5d7fe4.tar.xz
linux-839a6094140ade97ccc548fcd63179506c5d7fe4.zip
net: dccp: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Adds a pointer back to the sock. Cc: Gerrit Renker <gerrit@erg.abdn.ac.uk> Cc: "David S. Miller" <davem@davemloft.net> Cc: Soheil Hassas Yeganeh <soheil@google.com> Cc: Hannes Frederic Sowa <hannes@stressinduktion.org> Cc: Eric Dumazet <edumazet@google.com> Cc: dccp@vger.kernel.org Cc: netdev@vger.kernel.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp/ccids/ccid2.c')
-rw-r--r--net/dccp/ccids/ccid2.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index e1295d5f2c56..1c75cd1255f6 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -126,10 +126,10 @@ static void ccid2_change_l_seq_window(struct sock *sk, u64 val)
DCCPF_SEQ_WMAX));
}
-static void ccid2_hc_tx_rto_expire(unsigned long data)
+static void ccid2_hc_tx_rto_expire(struct timer_list *t)
{
- struct sock *sk = (struct sock *)data;
- struct ccid2_hc_tx_sock *hc = ccid2_hc_tx_sk(sk);
+ struct ccid2_hc_tx_sock *hc = from_timer(hc, t, tx_rtotimer);
+ struct sock *sk = hc->sk;
const bool sender_was_blocked = ccid2_cwnd_network_limited(hc);
bh_lock_sock(sk);
@@ -733,8 +733,8 @@ static int ccid2_hc_tx_init(struct ccid *ccid, struct sock *sk)
hc->tx_rpdupack = -1;
hc->tx_last_cong = hc->tx_lsndtime = hc->tx_cwnd_stamp = ccid2_jiffies32;
hc->tx_cwnd_used = 0;
- setup_timer(&hc->tx_rtotimer, ccid2_hc_tx_rto_expire,
- (unsigned long)sk);
+ hc->sk = sk;
+ timer_setup(&hc->tx_rtotimer, ccid2_hc_tx_rto_expire, 0);
INIT_LIST_HEAD(&hc->tx_av_chunks);
return 0;
}