Fixes the following W=1 kernel build warning(s): drivers/tty/serial/pmac_zilog.h:365:58: warning: variable ‘garbage’ set but not used [-Wunused-but-set-variable]
Cc: Greg Kroah-Hartman <[email protected]> Cc: Jiri Slaby <[email protected]> Cc: Michael Ellerman <[email protected]> Cc: Benjamin Herrenschmidt <[email protected]> Cc: Paul Mackerras <[email protected]> Cc: [email protected] Cc: [email protected] Signed-off-by: Lee Jones <[email protected]> --- drivers/tty/serial/pmac_zilog.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/pmac_zilog.h b/drivers/tty/serial/pmac_zilog.h index bb874e76810e0..968aec7c1cf82 100644 --- a/drivers/tty/serial/pmac_zilog.h +++ b/drivers/tty/serial/pmac_zilog.h @@ -362,7 +362,7 @@ static inline void zssync(struct uart_pmac_port *port) /* Misc macros */ #define ZS_CLEARERR(port) (write_zsreg(port, 0, ERR_RES)) -#define ZS_CLEARFIFO(port) do { volatile unsigned char garbage; \ +#define ZS_CLEARFIFO(port) do { volatile unsigned char __always_unused garbage; \ garbage = read_zsdata(port); \ garbage = read_zsdata(port); \ garbage = read_zsdata(port); \ -- 2.25.1
