diff mbox series

[06/10] serial: altera_jtaguart: switch status to u32

Message ID 20230731080244.2698-7-jirislaby@kernel.org
State New
Headers show
Series [01/10] serial: move WARN_ON() in uart_write() to the condition | expand

Commit Message

Jiri Slaby (SUSE) July 31, 2023, 8:02 a.m. UTC 
'status' is assigned a result from readl(). There is no need for the
variable to be 'unsigned long'. readl() returns 32bit values.

Provided, this is a Nios II driver (32-bit), there is no change in
semantics. This only makes the type explicit.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Cc: Tobias Klauser <tklauser@distanz.ch>
---
 drivers/tty/serial/altera_jtaguart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Tobias Klauser Aug. 8, 2023, 2:34 p.m. UTC | #1 
On 2023-07-31 at 10:02:40 +0200, Jiri Slaby (SUSE) <jirislaby@kernel.org> wrote:
> 'status' is assigned a result from readl(). There is no need for the
> variable to be 'unsigned long'. readl() returns 32bit values.
> 
> Provided, this is a Nios II driver (32-bit), there is no change in
> semantics. This only makes the type explicit.
> 
> Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
> Cc: Tobias Klauser <tklauser@distanz.ch>

Acked-by: Tobias Klauser <tklauser@distanz.ch>
diff mbox series

Patch

diff --git a/drivers/tty/serial/altera_jtaguart.c b/drivers/tty/serial/altera_jtaguart.c
index 6203ca1de769..5fab4c978891 100644
--- a/drivers/tty/serial/altera_jtaguart.c
+++ b/drivers/tty/serial/altera_jtaguart.c
@@ -110,7 +110,7 @@  static void altera_jtaguart_set_termios(struct uart_port *port,
 
 static void altera_jtaguart_rx_chars(struct uart_port *port)
 {
-	unsigned long status;
+	u32 status;
 	u8 ch;
 
 	while ((status = readl(port->membase + ALTERA_JTAGUART_DATA_REG)) &