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(parent: 7645c2f) | patch
tty: serial: Fix mediatek UART driver setting baudrate issue
authorEddie Huang <eddie.huang@mediatek.com>
Wed, 22 Oct 2014 13:12:07 +0000 (21:12 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 6 Nov 2014 22:57:25 +0000 (14:57 -0800)
commit2a768264eef098cc1355b02ca5023b6cfb183a1f
treef28fb3d93fc08248120d520ef9432c27992f90bdtree | snapshot
parent7645c2f4677198df449228a4736d7f94e5c14156commit | diff
tty: serial: Fix mediatek UART driver setting baudrate issue

In mtk8250_set_termios function, calculating quot value can not be zero,
otherwise, using DIV_ROUND_CLOSEST(port->uartclk, quot * baud) will fail due to
divisor is zero.

Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_mtk.c diff | blob | history
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