serial: 8250: Reduce expr in 8250 irq handler
authorPeter Hurley <peter@hurleysoftware.com>
Sun, 10 Apr 2016 03:49:42 +0000 (20:49 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 30 Apr 2016 16:26:55 +0000 (09:26 -0700)
commitd601744dc145a27945e97d643d2f5d298ab40627
treeae8feaae4f7af5236dd94cca6a036088d82496c2
parenta86f50ed35a8854f964393e60526c16744e2ed2c
serial: 8250: Reduce expr in 8250 irq handler

If !up->dma == F, then up->dma == T and can be elided from the
(up->dma && up->dma->tx_err) sub-expression.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_port.c