[PATCH v2 6/7] serial: qcom-geni: drop flip buffer WARN()

[Johan Hovold]

Drop the unnecessary WARN() in case the TTY buffers are ever full in
favour of a rate limited dev_err() which doesn't kill the machine when
panic_on_warn is set.

Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---
 drivers/tty/serial/qcom_geni_serial.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 5b6c5388efee..8bc4b240bf59 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -570,9 +570,8 @@ static void handle_rx_uart(struct uart_port *uport, u32 bytes, bool drop)
 
 	ret = tty_insert_flip_string(tport, port->rx_buf, bytes);
 	if (ret != bytes) {
-		dev_err(uport->dev, "%s:Unable to push data ret %d_bytes %d\n",
-				__func__, ret, bytes);
-		WARN_ON_ONCE(1);
+		dev_err_ratelimited(uport->dev, "failed to push data (%d < %u)\n",
+				ret, bytes);
 	}
 	uport->icount.rx += ret;
 	tty_flip_buffer_push(tport);
-- 
2.45.2