When building with W=1: arch/m68k/atari/atakeyb.c:335:6: warning: no previous prototype for ‘ikbd_reset’ [-Wmissing-prototypes] 335 | void ikbd_reset(void) | ^~~~~~~~~~ Fix this by making ikbd_reset() static. There was never a user outside arch/m68k/atari/atakey.c. Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> --- arch/m68k/atari/atakeyb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c index 5e0e682f9c61a60e..49a9a459bdf4ccbd 100644 --- a/arch/m68k/atari/atakeyb.c +++ b/arch/m68k/atari/atakeyb.c @@ -332,7 +332,7 @@ void ikbd_write(const char *str, int len) } /* Reset (without touching the clock) */ -void ikbd_reset(void) +static void ikbd_reset(void) { static const char cmd[2] = { 0x80, 0x01 }; -- 2.34.1