On 05/06/2024 06:07, Kwanghoon Son wrote: > clkname "clk_uart_baud" already 13 byte, so compiler warns > drivers/tty/serial/samsung_tty.c:1392:17: note: ‘sprintf’ output between 15 and 17 bytes into a destination of size 15 But that's not true. We do not write there more than 15, including terminating NULL byte, right? Or you just sent whatever is there to silence warning? Best regards, Krzysztof