* [PATCH] serial: use DIV_ROUND_CLOSEST instead of open coding it
@ 2011-12-20 10:47 Uwe Kleine-König
0 siblings, 0 replies; only message in thread
From: Uwe Kleine-König @ 2011-12-20 10:47 UTC (permalink / raw)
To: Greg Kroah-Hartman; +Cc: Alan Cox, linux-serial, linux-kernel
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
drivers/tty/serial/serial_core.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 0406d7f..a05afc3 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -423,7 +423,7 @@ uart_get_divisor(struct uart_port *port, unsigned int baud)
if (baud == 38400 && (port->flags & UPF_SPD_MASK) == UPF_SPD_CUST)
quot = port->custom_divisor;
else
- quot = (port->uartclk + (8 * baud)) / (16 * baud);
+ quot = DIV_ROUND_CLOSEST(port->uartclk, 16 * baud);
return quot;
}
--
1.7.7.3
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