Message ID | 20200318020157.178956-1-yuehaibing@huawei.com |
---|---|
State | Deferred, archived |
Headers | show |
Series | [net-next] mptcp: Remove set but not used variable 'can_ack' | expand |
On Wed, 2020-03-18 at 02:01 +0000, YueHaibing wrote: > Fixes gcc '-Wunused-but-set-variable' warning: > > net/mptcp/options.c: In function 'mptcp_established_options_dss': > net/mptcp/options.c:338:7: warning: > variable 'can_ack' set but not used [-Wunused-but-set-variable] > > commit dc093db5cc05 ("mptcp: drop unneeded checks") > leave behind this unused, remove it. > > Signed-off-by: YueHaibing <yuehaibing@huawei.com> > --- > net/mptcp/options.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/net/mptcp/options.c b/net/mptcp/options.c > index 63c8ee49cef2..8ba34950241c 100644 > --- a/net/mptcp/options.c > +++ b/net/mptcp/options.c > @@ -335,7 +335,6 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb, > struct mptcp_sock *msk; > unsigned int ack_size; > bool ret = false; > - bool can_ack; > u8 tcp_fin; > > if (skb) { > @@ -364,7 +363,6 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb, > /* passive sockets msk will set the 'can_ack' after accept(), even > * if the first subflow may have the already the remote key handy > */ > - can_ack = true; > opts->ext_copy.use_ack = 0; > msk = mptcp_sk(subflow->conn); > if (!READ_ONCE(msk->can_ack)) { Yep, left-over on my side! Thanks for clearing it! Acked-by: Paolo Abeni <pabeni@redhat.com>
From: YueHaibing <yuehaibing@huawei.com> Date: Wed, 18 Mar 2020 02:01:57 +0000 > Fixes gcc '-Wunused-but-set-variable' warning: > > net/mptcp/options.c: In function 'mptcp_established_options_dss': > net/mptcp/options.c:338:7: warning: > variable 'can_ack' set but not used [-Wunused-but-set-variable] > > commit dc093db5cc05 ("mptcp: drop unneeded checks") > leave behind this unused, remove it. > > Signed-off-by: YueHaibing <yuehaibing@huawei.com> Applied, thanks.
diff --git a/net/mptcp/options.c b/net/mptcp/options.c index 63c8ee49cef2..8ba34950241c 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -335,7 +335,6 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb, struct mptcp_sock *msk; unsigned int ack_size; bool ret = false; - bool can_ack; u8 tcp_fin; if (skb) { @@ -364,7 +363,6 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb, /* passive sockets msk will set the 'can_ack' after accept(), even * if the first subflow may have the already the remote key handy */ - can_ack = true; opts->ext_copy.use_ack = 0; msk = mptcp_sk(subflow->conn); if (!READ_ONCE(msk->can_ack)) {
Fixes gcc '-Wunused-but-set-variable' warning: net/mptcp/options.c: In function 'mptcp_established_options_dss': net/mptcp/options.c:338:7: warning: variable 'can_ack' set but not used [-Wunused-but-set-variable] commit dc093db5cc05 ("mptcp: drop unneeded checks") leave behind this unused, remove it. Signed-off-by: YueHaibing <yuehaibing@huawei.com> --- net/mptcp/options.c | 2 -- 1 file changed, 2 deletions(-)