Peter Hurley 98f8b83d6a serial: sunsab: Don't enable tx if tx stopped
The serial core may call the UART driver's start_tx() even if
tx is stopped; the UART driver must verify tx should be enabled
before transmitting.

Reported-by: Sam Ravnborg <sam@ravnborg.org>
cc: David S. Miller <davem@davemloft.net>
cc: <sparclinux@vger.kernel.org>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-09-08 16:22:42 -07:00
..
2013-12-08 16:56:05 -08:00
2014-09-08 15:55:25 -07:00