* [net-next:master 414/428] net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
@ 2015-09-30 4:01 kbuild test robot
2015-09-30 4:10 ` Eric Dumazet
0 siblings, 1 reply; 7+ messages in thread
From: kbuild test robot @ 2015-09-30 4:01 UTC (permalink / raw)
To: Eric Dumazet; +Cc: kbuild-all, netdev
[-- Attachment #1: Type: text/plain, Size: 3533 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
head: e6934f3ec00b04234acb24a1a2c28af59763d3b5
commit: a00e74442bac5ad19a929d097370da7e07540ea6 [414/428] tcp/dccp: constify send_synack and send_reset socket argument
config: avr32-atngw100_defconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout a00e74442bac5ad19a929d097370da7e07540ea6
# save the attached .config to linux build tree
make.cross ARCH=avr32
All warnings (new ones prefixed by >>):
net/ipv6/tcp_ipv6.c: In function 'tcp_v6_reqsk_send_ack':
>> net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
net/ipv6/tcp_ipv6.c:926: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
vim +/tcp_v6_md5_do_lookup +930 net/ipv6/tcp_ipv6.c
9c76a114b Wang Yufen 2014-03-29 914 tcptw->tw_ts_recent, tw->tw_bound_dev_if, tcp_twsk_md5_key(tcptw),
21858cd02 Florent Fourcot 2015-05-16 915 tw->tw_tclass, cpu_to_be32(tw->tw_flowlabel));
^1da177e4 Linus Torvalds 2005-04-16 916
8feaf0c0a Arnaldo Carvalho de Melo 2005-08-09 917 inet_twsk_put(tw);
^1da177e4 Linus Torvalds 2005-04-16 918 }
^1da177e4 Linus Torvalds 2005-04-16 919
a00e74442 Eric Dumazet 2015-09-29 920 static void tcp_v6_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb,
6edafaaf6 Gui Jianfeng 2008-08-06 921 struct request_sock *req)
^1da177e4 Linus Torvalds 2005-04-16 922 {
3a19ce0ee Daniel Lee 2014-05-11 923 /* sk->sk_state == TCP_LISTEN -> for regular TCP_SYN_RECV
3a19ce0ee Daniel Lee 2014-05-11 924 * sk->sk_state == TCP_SYN_RECV -> for Fast Open.
3a19ce0ee Daniel Lee 2014-05-11 925 */
0f85feae6 Eric Dumazet 2014-12-09 926 tcp_v6_send_ack(sk, skb, (sk->sk_state == TCP_LISTEN) ?
3a19ce0ee Daniel Lee 2014-05-11 927 tcp_rsk(req)->snt_isn + 1 : tcp_sk(sk)->snd_nxt,
0f85feae6 Eric Dumazet 2014-12-09 928 tcp_rsk(req)->rcv_nxt, req->rcv_wnd,
0f85feae6 Eric Dumazet 2014-12-09 929 tcp_time_stamp, req->ts_recent, sk->sk_bound_dev_if,
1d13a96c7 Florent Fourcot 2014-01-16 @930 tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr),
1d13a96c7 Florent Fourcot 2014-01-16 931 0, 0);
^1da177e4 Linus Torvalds 2005-04-16 932 }
^1da177e4 Linus Torvalds 2005-04-16 933
^1da177e4 Linus Torvalds 2005-04-16 934
^1da177e4 Linus Torvalds 2005-04-16 935 static struct sock *tcp_v6_hnd_req(struct sock *sk, struct sk_buff *skb)
^1da177e4 Linus Torvalds 2005-04-16 936 {
aa8223c7b Arnaldo Carvalho de Melo 2007-04-10 937 const struct tcphdr *th = tcp_hdr(skb);
52452c542 Eric Dumazet 2015-03-19 938 struct request_sock *req;
:::::: The code at line 930 was first introduced by commit
:::::: 1d13a96c74fc4802a775189ddb58bc6469ffdaa3 ipv6: tcp: fix flowlabel value in ACK messages send from TIME_WAIT
:::::: TO: Florent Fourcot <florent.fourcot@enst-bretagne.fr>
:::::: CC: David S. Miller <davem@davemloft.net>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 11783 bytes --]
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [net-next:master 414/428] net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
2015-09-30 4:01 [net-next:master 414/428] net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type kbuild test robot
@ 2015-09-30 4:10 ` Eric Dumazet
2015-09-30 4:12 ` David Miller
0 siblings, 1 reply; 7+ messages in thread
From: Eric Dumazet @ 2015-09-30 4:10 UTC (permalink / raw)
To: kbuild test robot; +Cc: Eric Dumazet, kbuild-all, netdev
On Wed, 2015-09-30 at 12:01 +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
> head: e6934f3ec00b04234acb24a1a2c28af59763d3b5
> commit: a00e74442bac5ad19a929d097370da7e07540ea6 [414/428] tcp/dccp: constify send_synack and send_reset socket argument
> config: avr32-atngw100_defconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout a00e74442bac5ad19a929d097370da7e07540ea6
> # save the attached .config to linux build tree
> make.cross ARCH=avr32
>
> All warnings (new ones prefixed by >>):
>
> net/ipv6/tcp_ipv6.c: In function 'tcp_v6_reqsk_send_ack':
> >> net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
> net/ipv6/tcp_ipv6.c:926: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
>
> vim +/tcp_v6_md5_do_lookup +930 net/ipv6/tcp_ipv6.c
>
> 9c76a114b Wang Yufen 2014-03-29 914 tcptw->tw_ts_recent, tw->tw_bound_dev_if, tcp_twsk_md5_key(tcptw),
> 21858cd02 Florent Fourcot 2015-05-16 915 tw->tw_tclass, cpu_to_be32(tw->tw_flowlabel));
> ^1da177e4 Linus Torvalds 2005-04-16 916
> 8feaf0c0a Arnaldo Carvalho de Melo 2005-08-09 917 inet_twsk_put(tw);
> ^1da177e4 Linus Torvalds 2005-04-16 918 }
> ^1da177e4 Linus Torvalds 2005-04-16 919
> a00e74442 Eric Dumazet 2015-09-29 920 static void tcp_v6_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb,
> 6edafaaf6 Gui Jianfeng 2008-08-06 921 struct request_sock *req)
> ^1da177e4 Linus Torvalds 2005-04-16 922 {
> 3a19ce0ee Daniel Lee 2014-05-11 923 /* sk->sk_state == TCP_LISTEN -> for regular TCP_SYN_RECV
> 3a19ce0ee Daniel Lee 2014-05-11 924 * sk->sk_state == TCP_SYN_RECV -> for Fast Open.
> 3a19ce0ee Daniel Lee 2014-05-11 925 */
> 0f85feae6 Eric Dumazet 2014-12-09 926 tcp_v6_send_ack(sk, skb, (sk->sk_state == TCP_LISTEN) ?
> 3a19ce0ee Daniel Lee 2014-05-11 927 tcp_rsk(req)->snt_isn + 1 : tcp_sk(sk)->snd_nxt,
> 0f85feae6 Eric Dumazet 2014-12-09 928 tcp_rsk(req)->rcv_nxt, req->rcv_wnd,
> 0f85feae6 Eric Dumazet 2014-12-09 929 tcp_time_stamp, req->ts_recent, sk->sk_bound_dev_if,
> 1d13a96c7 Florent Fourcot 2014-01-16 @930 tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->daddr),
> 1d13a96c7 Florent Fourcot 2014-01-16 931 0, 0);
> ^1da177e4 Linus Torvalds 2005-04-16 932 }
> ^1da177e4 Linus Torvalds 2005-04-16 933
> ^1da177e4 Linus Torvalds 2005-04-16 934
> ^1da177e4 Linus Torvalds 2005-04-16 935 static struct sock *tcp_v6_hnd_req(struct sock *sk, struct sk_buff *skb)
> ^1da177e4 Linus Torvalds 2005-04-16 936 {
> aa8223c7b Arnaldo Carvalho de Melo 2007-04-10 937 const struct tcphdr *th = tcp_hdr(skb);
> 52452c542 Eric Dumazet 2015-03-19 938 struct request_sock *req;
>
> :::::: The code at line 930 was first introduced by commit
> :::::: 1d13a96c74fc4802a775189ddb58bc6469ffdaa3 ipv6: tcp: fix flowlabel value in ACK messages send from TIME_WAIT
>
> :::::: TO: Florent Fourcot <florent.fourcot@enst-bretagne.fr>
> :::::: CC: David S. Miller <davem@davemloft.net>
>
> ---
Thanks, probably a matter of applying this patch.
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 0ac64f47f8821ce7da103ecc7391ba7e..2ae95e1d03e1c0d5149c9f6fa7cf94d9 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -82,7 +82,7 @@ static const struct inet_connection_sock_af_ops ipv6_specific;
static const struct tcp_sock_af_ops tcp_sock_ipv6_specific;
static const struct tcp_sock_af_ops tcp_sock_ipv6_mapped_specific;
#else
-static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(struct sock *sk,
+static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(const struct sock *sk,
const struct in6_addr *addr)
{
return NULL;
^ permalink raw reply related [flat|nested] 7+ messages in thread* Re: [net-next:master 414/428] net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
2015-09-30 4:10 ` Eric Dumazet
@ 2015-09-30 4:12 ` David Miller
2015-09-30 4:19 ` Eric Dumazet
2015-09-30 4:24 ` [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype Eric Dumazet
0 siblings, 2 replies; 7+ messages in thread
From: David Miller @ 2015-09-30 4:12 UTC (permalink / raw)
To: eric.dumazet; +Cc: fengguang.wu, edumazet, kbuild-all, netdev
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 29 Sep 2015 21:10:28 -0700
> Thanks, probably a matter of applying this patch.
Looks obvious enough, please submit this formally, thanks.
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [net-next:master 414/428] net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type
2015-09-30 4:12 ` David Miller
@ 2015-09-30 4:19 ` Eric Dumazet
2015-09-30 4:24 ` [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype Eric Dumazet
1 sibling, 0 replies; 7+ messages in thread
From: Eric Dumazet @ 2015-09-30 4:19 UTC (permalink / raw)
To: David Miller; +Cc: fengguang.wu, edumazet, kbuild-all, netdev
On Tue, 2015-09-29 at 21:12 -0700, David Miller wrote:
> From: Eric Dumazet <eric.dumazet@gmail.com>
> Date: Tue, 29 Sep 2015 21:10:28 -0700
>
> > Thanks, probably a matter of applying this patch.
>
> Looks obvious enough, please submit this formally, thanks.
Sure ! I am compiling ;)
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype
2015-09-30 4:12 ` David Miller
2015-09-30 4:19 ` Eric Dumazet
@ 2015-09-30 4:24 ` Eric Dumazet
2015-09-30 4:33 ` Eric Dumazet
2015-09-30 4:33 ` David Miller
1 sibling, 2 replies; 7+ messages in thread
From: Eric Dumazet @ 2015-09-30 4:24 UTC (permalink / raw)
To: David Miller; +Cc: fengguang.wu, edumazet, kbuild-all, netdev
From: Eric Dumazet <edumazet@google.com>
tcp_v6_md5_do_lookup() now takes a const socket, even if
CONFIG_TCP_MD5SIG is not set.
Fixes: b83e3deb974c ("tcp: md5: constify tcp_md5_do_lookup() socket argument")
From: Eric Dumazet <edumazet@google.com>
Reported-by: kbuild test robot <fengguang.wu@intel.com>
---
net/ipv6/tcp_ipv6.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 0ac64f47f8821ce7da103ecc7391ba7e..2ae95e1d03e1c0d5149c9f6fa7cf94d9 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -82,7 +82,7 @@ static const struct inet_connection_sock_af_ops ipv6_specific;
static const struct tcp_sock_af_ops tcp_sock_ipv6_specific;
static const struct tcp_sock_af_ops tcp_sock_ipv6_mapped_specific;
#else
-static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(struct sock *sk,
+static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(const struct sock *sk,
const struct in6_addr *addr)
{
return NULL;
^ permalink raw reply related [flat|nested] 7+ messages in thread* Re: [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype
2015-09-30 4:24 ` [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype Eric Dumazet
@ 2015-09-30 4:33 ` Eric Dumazet
2015-09-30 4:33 ` David Miller
1 sibling, 0 replies; 7+ messages in thread
From: Eric Dumazet @ 2015-09-30 4:33 UTC (permalink / raw)
To: David Miller; +Cc: fengguang.wu, edumazet, kbuild-all, netdev
On Tue, 2015-09-29 at 21:24 -0700, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@google.com>
>
> tcp_v6_md5_do_lookup() now takes a const socket, even if
> CONFIG_TCP_MD5SIG is not set.
>
> Fixes: b83e3deb974c ("tcp: md5: constify tcp_md5_do_lookup() socket argument")
> From: Eric Dumazet <edumazet@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
> Reported-by: kbuild test robot <fengguang.wu@intel.com>
> ---
> net/ipv6/tcp_ipv6.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
> index 0ac64f47f8821ce7da103ecc7391ba7e..2ae95e1d03e1c0d5149c9f6fa7cf94d9 100644
> --- a/net/ipv6/tcp_ipv6.c
> +++ b/net/ipv6/tcp_ipv6.c
> @@ -82,7 +82,7 @@ static const struct inet_connection_sock_af_ops ipv6_specific;
> static const struct tcp_sock_af_ops tcp_sock_ipv6_specific;
> static const struct tcp_sock_af_ops tcp_sock_ipv6_mapped_specific;
> #else
> -static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(struct sock *sk,
> +static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(const struct sock *sk,
> const struct in6_addr *addr)
> {
> return NULL;
>
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype
2015-09-30 4:24 ` [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype Eric Dumazet
2015-09-30 4:33 ` Eric Dumazet
@ 2015-09-30 4:33 ` David Miller
1 sibling, 0 replies; 7+ messages in thread
From: David Miller @ 2015-09-30 4:33 UTC (permalink / raw)
To: eric.dumazet; +Cc: fengguang.wu, edumazet, kbuild-all, netdev
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 29 Sep 2015 21:24:05 -0700
> From: Eric Dumazet <edumazet@google.com>
>
> tcp_v6_md5_do_lookup() now takes a const socket, even if
> CONFIG_TCP_MD5SIG is not set.
>
> Fixes: b83e3deb974c ("tcp: md5: constify tcp_md5_do_lookup() socket argument")
> From: Eric Dumazet <edumazet@google.com>
> Reported-by: kbuild test robot <fengguang.wu@intel.com>
Applied, thanks Eric.
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2015-09-30 4:33 UTC | newest]
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2015-09-30 4:01 [net-next:master 414/428] net/ipv6/tcp_ipv6.c:930: warning: passing argument 1 of 'tcp_v6_md5_do_lookup' discards qualifiers from pointer target type kbuild test robot
2015-09-30 4:10 ` Eric Dumazet
2015-09-30 4:12 ` David Miller
2015-09-30 4:19 ` Eric Dumazet
2015-09-30 4:24 ` [PATCH net-next] tcp: fix tcp_v6_md5_do_lookup prototype Eric Dumazet
2015-09-30 4:33 ` Eric Dumazet
2015-09-30 4:33 ` David Miller
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