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serial: 8250_bcm2835aux: Suppress register_port error on -EPROBE_DEFER

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Suppress a gratuitous error message if serial8250_register_8250_port()
returns -EPROBE_DEFER.

Signed-off-by: Lukas Wunner <lukas@wunner.de>
Reviewed-by: Matthias Brugger <mbrugger@suse.com>
Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Tested-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Link: https://lore.kernel.org/r/6aea0eacf3bfa73fe2d81082cc723265413410c8.1579175223.git.lukas@wunner.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lukas Wunner 2020-01-16 13:14:03 +01:00 committed by Greg Kroah-Hartman
parent 324c0a1432
commit e2f2a994ad
1 changed files with 3 additions and 2 deletions
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5
drivers/tty/serial/8250/8250_bcm2835aux.c
View File

@ -95,8 +95,9 @@ static int bcm2835aux_serial_probe(struct platform_device *pdev)
/* register the port */
ret = serial8250_register_8250_port(&data->uart);
if (ret < 0) {
dev_err(&pdev->dev, "unable to register 8250 port - %d\n",
ret);
if (ret != -EPROBE_DEFER)
dev_err(&pdev->dev,
"unable to register 8250 port - %d\n", ret);
goto dis_clk;
}
data->line = ret;