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serial: qcom-geni: drop flip buffer WARN()

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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.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20241009145110.16847-8-johan+linaro@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2024-10-09 16:51:08 +02:00 committed by Greg Kroah-Hartman
parent c657243ae1
commit 8173d74ac1
1 changed files with 2 additions and 3 deletions
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5
drivers/tty/serial/qcom_geni_serial.c
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@ -588,9 +588,8 @@ 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);