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Message-Id: <cde3385c115ddf64fe14725f57d88a2a089f23e1.1635977622.git.cdleonard@gmail.com>
Date: Thu, 4 Nov 2021 00:17:51 +0200
From: Leonard Crestez <cdleonard@...il.com>
To: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
David Ahern <dsahern@...nel.org>
Cc: Dmitry Safonov <0x7f454c46@...il.com>,
Kuniyuki Iwashima <kuniyu@...zon.co.jp>,
Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
Jakub Kicinski <kuba@...nel.org>,
Neal Cardwell <ncardwell@...gle.com>,
Yuchung Cheng <ycheng@...gle.com>,
Enke Chen <enchen@...oaltonetworks.com>,
Wei Wang <weiwan@...gle.com>, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] tcp: Use BIT() for OPTION_* constants
Extending these flags using the existing (1 << x) pattern triggers
complaints from checkpatch. Instead of ignoring checkpatch modify the
existing values to use BIT(x) style in a separate commit.
Signed-off-by: Leonard Crestez <cdleonard@...il.com>
---
This was split away from a longer series implementing RFC5925
Authentication Option for TCP.
Link: https://lore.kernel.org/netdev/dc9dca0006fa1b586da44dcd54e29eb4300fe773.1635784253.git.cdleonard@gmail.com/
net/ipv4/tcp_output.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 6867e5db3e35..96f16386f50e 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -406,17 +406,17 @@ static void tcp_init_nondata_skb(struct sk_buff *skb, u32 seq, u8 flags)
static inline bool tcp_urg_mode(const struct tcp_sock *tp)
{
return tp->snd_una != tp->snd_up;
}
-#define OPTION_SACK_ADVERTISE (1 << 0)
-#define OPTION_TS (1 << 1)
-#define OPTION_MD5 (1 << 2)
-#define OPTION_WSCALE (1 << 3)
-#define OPTION_FAST_OPEN_COOKIE (1 << 8)
-#define OPTION_SMC (1 << 9)
-#define OPTION_MPTCP (1 << 10)
+#define OPTION_SACK_ADVERTISE BIT(0)
+#define OPTION_TS BIT(1)
+#define OPTION_MD5 BIT(2)
+#define OPTION_WSCALE BIT(3)
+#define OPTION_FAST_OPEN_COOKIE BIT(8)
+#define OPTION_SMC BIT(9)
+#define OPTION_MPTCP BIT(10)
static void smc_options_write(__be32 *ptr, u16 *options)
{
#if IS_ENABLED(CONFIG_SMC)
if (static_branch_unlikely(&tcp_have_smc)) {
base-commit: d4a07dc5ac34528f292a4f328cf3c65aba312e1b
--
2.25.1
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