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Commit 8e70c47c authored by Karthikeyan Ramasubramanian's avatar Karthikeyan Ramasubramanian Committed by Greg Kroah-Hartman
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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: default avatarKarthikeyan Ramasubramanian <kramasub@codeaurora.org>
Reviewed-by: default avatarMatthias Kaehlcke <mka@chromium.org>
Reviewed-by: default avatarStephen Boyd <swboyd@chromium.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6a10635e

drivers/tty/serial/qcom_geni_serial.c

+1 −5
Original line number Diff line number Diff line
@@ -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;