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-rw-r--r--drivers/tty/serial/qcom_geni_serial.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 9bf0ca7479c0..6c5492e92ce5 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -586,11 +586,7 @@ static void qcom_geni_serial_handle_tx(struct uart_port *uport)
avail = (port->tx_fifo_depth - port->tx_wm) * port->tx_bytes_pw;
tail = (xmit->tail + port->xmit_size) & (UART_XMIT_SIZE - 1);
- if (chunk > (UART_XMIT_SIZE - tail))
- chunk = UART_XMIT_SIZE - tail;
- if (chunk > avail)
- chunk = avail;
-
+ chunk = min3((size_t)chunk, (size_t)(UART_XMIT_SIZE - tail), avail);
if (!chunk)
goto out_write_wakeup;