coccicheck complains about the use of snprintf() in sysfs show
functions:
WARNING use scnprintf or sprintf
Use sysfs_emit instead of scnprintf or sprintf makes more sense.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Reviewed-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Jing Yao <yao.jing2@zte.com.cn>
Link: https://lore.kernel.org/r/20211104114754.30983-1-yao.jing2@zte.com.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
if (rxtrig_bytes < 0)
return rxtrig_bytes;
- return snprintf(buf, PAGE_SIZE, "%d\n", rxtrig_bytes);
+ return sysfs_emit(buf, "%d\n", rxtrig_bytes);
}
static int do_set_rxtrig(struct tty_port *port, unsigned char bytes)