From: Johan Hovold Date: Tue, 6 Jun 2017 10:54:33 +0000 (+0200) Subject: serial: rate limit custom-speed deprecation notice X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=dc2f7271593dacaf1ce3b0c57dc657c3221e841c;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git serial: rate limit custom-speed deprecation notice Contrary to what a comment claimed, the ASYNC_SPD flags and custom divisor can be set by a non-privileged user so rate limit the deprecation notice as was intended. Signed-off-by: Johan Hovold Reviewed-by: Andy Shevchenko Reviewed-by: Alan Cox Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 13bfd5dcffce..f534a40aebde 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -954,11 +954,10 @@ static int uart_set_info(struct tty_struct *tty, struct tty_port *port, old_custom_divisor != uport->custom_divisor) { /* * If they're setting up a custom divisor or speed, - * instead of clearing it, then bitch about it. No - * need to rate-limit; it's CAP_SYS_ADMIN only. + * instead of clearing it, then bitch about it. */ if (uport->flags & UPF_SPD_MASK) { - dev_notice(uport->dev, + dev_notice_ratelimited(uport->dev, "%s sets custom speed on %s. This is deprecated.\n", current->comm, tty_name(port->tty));