linux-kernel - [PATCH v2 2/7] tty: use const parameters in port-flag accessors

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Message-Id: <20201202113942.27024-3-johan@kernel.org>
Date:   Wed,  2 Dec 2020 12:39:37 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Jiri Slaby <jirislaby@...nel.org>,
        "Mychaela N . Falconia" <falcon@...ecalypso.org>,
        linux-serial@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, Johan Hovold <johan@...nel.org>
Subject: [PATCH v2 2/7] tty: use const parameters in port-flag accessors

Declare the port parameter to the flag-test accessors as const.

This is currently mostly cosmetic as the accessors are already inlined.

Suggested-by: Jiri Slaby <jirislaby@...nel.org>
Signed-off-by: Johan Hovold <johan@...nel.org>
---
 include/linux/tty.h | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/tty.h b/include/linux/tty.h
index eca7fd5e9fd0..3ebeb7fbe332 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -605,7 +605,7 @@ static inline struct tty_port *tty_port_get(struct tty_port *port)
 }
 
 /* If the cts flow control is enabled, return true. */
-static inline bool tty_port_cts_enabled(struct tty_port *port)
+static inline bool tty_port_cts_enabled(const struct tty_port *port)
 {
 	return test_bit(TTY_PORT_CTS_FLOW, &port->iflags);
 }
@@ -615,7 +615,7 @@ static inline void tty_port_set_cts_flow(struct tty_port *port, bool val)
 	assign_bit(TTY_PORT_CTS_FLOW, &port->iflags, val);
 }
 
-static inline bool tty_port_active(struct tty_port *port)
+static inline bool tty_port_active(const struct tty_port *port)
 {
 	return test_bit(TTY_PORT_ACTIVE, &port->iflags);
 }
@@ -625,7 +625,7 @@ static inline void tty_port_set_active(struct tty_port *port, bool val)
 	assign_bit(TTY_PORT_ACTIVE, &port->iflags, val);
 }
 
-static inline bool tty_port_check_carrier(struct tty_port *port)
+static inline bool tty_port_check_carrier(const struct tty_port *port)
 {
 	return test_bit(TTY_PORT_CHECK_CD, &port->iflags);
 }
@@ -635,7 +635,7 @@ static inline void tty_port_set_check_carrier(struct tty_port *port, bool val)
 	assign_bit(TTY_PORT_CHECK_CD, &port->iflags, val);
 }
 
-static inline bool tty_port_suspended(struct tty_port *port)
+static inline bool tty_port_suspended(const struct tty_port *port)
 {
 	return test_bit(TTY_PORT_SUSPENDED, &port->iflags);
 }
@@ -645,7 +645,7 @@ static inline void tty_port_set_suspended(struct tty_port *port, bool val)
 	assign_bit(TTY_PORT_SUSPENDED, &port->iflags, val);
 }
 
-static inline bool tty_port_initialized(struct tty_port *port)
+static inline bool tty_port_initialized(const struct tty_port *port)
 {
 	return test_bit(TTY_PORT_INITIALIZED, &port->iflags);
 }
@@ -655,7 +655,7 @@ static inline void tty_port_set_initialized(struct tty_port *port, bool val)
 	assign_bit(TTY_PORT_INITIALIZED, &port->iflags, val);
 }
 
-static inline bool tty_port_kopened(struct tty_port *port)
+static inline bool tty_port_kopened(const struct tty_port *port)
 {
 	return test_bit(TTY_PORT_KOPENED, &port->iflags);
 }
-- 
2.26.2