diff options
| author | Karthikeyan Ramasubramanian <kramasub@codeaurora.org> | 2018-05-03 14:14:35 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-14 13:44:55 +0200 |
| commit | 8e70c47c48d2563cf9c64e9f512668a834c45bf6 (patch) | |
| tree | a649923835b24b87d36de3eb7f43e7df92ea35f0 /drivers/tty | |
| parent | 6a10635e90e8cb000e6aa8f1292f5aed4c8369e3 (diff) | |
tty: serial: qcom_geni_serial: Use min3 to find minimum of 3 values
Use min3 helper to calculate the minimum value of 3 variables.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/qcom_geni_serial.c | 6 |
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; |