From 159f1f9e46dd09bffee3674d300b02856221e794 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Tue, 26 Oct 2021 10:04:26 +0200 Subject: [PATCH] serial: sunzilog: Mark sunzilog_putchar() __maybe_unused MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit If CONSOLE_POLL=n, CONFIG_SERIAL_SUNZILOG_CONSOLE=n, and CONFIG_SERIO=m: drivers/tty/serial/sunzilog.c:1128:13: error: ‘sunzilog_putchar’ defined but not used [-Werror=unused-function] 1128 | static void sunzilog_putchar(struct uart_port *port, int ch) | ^~~~~~~~~~~~~~~~ Fix this by marking sunzilog_putchar() __maybe_unused. Acked-by: Arnd Bergmann Acked-by: David S. Miller Signed-off-by: Geert Uytterhoeven Link: https://lore.kernel.org/r/20211026080426.2444756-1-geert@linux-m68k.org Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/sunzilog.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c index 1a54e3e..b714b00 100644 --- a/drivers/tty/serial/sunzilog.c +++ b/drivers/tty/serial/sunzilog.c @@ -1125,7 +1125,7 @@ static void sunzilog_free_tables(void) #define ZS_PUT_CHAR_MAX_DELAY 2000 /* 10 ms */ -static void sunzilog_putchar(struct uart_port *port, int ch) +static void __maybe_unused sunzilog_putchar(struct uart_port *port, int ch) { struct zilog_channel __iomem *channel = ZILOG_CHANNEL_FROM_PORT(port); int loops = ZS_PUT_CHAR_MAX_DELAY; -- 2.7.4