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authorStefan Agner <stefan.agner@toradex.com>2019-08-16 16:40:08 +0200
committerStefan Agner <stefan.agner@toradex.com>2019-08-16 16:40:08 +0200
commit3758b8bd81966b63dc93093a323e9bdd734545fd (patch)
tree229bda2abe1a31d59da4b48e71aeefde934fe1d0 /drivers/tty/serial/8250/8250_port.c
parentd15d0b7a9f89cf5a905ad6802eb23100c8063939 (diff)
parentdd209b062b86dd951cf1da93f20aa497fe99d52d (diff)
Merge tag 'v4.19.59-rt24' into toradex_4.19.y-rttoradex_4.19.y-rt
Linux 4.19.59-rt24
Diffstat (limited to 'drivers/tty/serial/8250/8250_port.c')
-rw-r--r--drivers/tty/serial/8250/8250_port.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index a2705b401efc..ebc98ce465b8 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -1870,8 +1870,7 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
status = serial_port_in(port, UART_LSR);
- if (status & (UART_LSR_DR | UART_LSR_BI) &&
- iir & UART_IIR_RDI) {
+ if (status & (UART_LSR_DR | UART_LSR_BI)) {
if (!up->dma || handle_rx_dma(up, iir))
status = serial8250_rx_chars(up, status);
}