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authorLukas Wunner <lukas@wunner.de>2020-01-16 13:14:03 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-22 10:22:30 +0100
commite2f2a994ad7ce98f01e833a778e22b1813eb5586 (patch)
tree5bfd2b8281e4a0ebc80e14255490d8b27a1eb02a /drivers/tty
parentserial: 8250_bcm2835aux: Suppress clk_get error on -EPROBE_DEFER (diff)
downloadlinux-dev-e2f2a994ad7ce98f01e833a778e22b1813eb5586.tar.xz
linux-dev-e2f2a994ad7ce98f01e833a778e22b1813eb5586.zip
serial: 8250_bcm2835aux: Suppress register_port error on -EPROBE_DEFER
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>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/8250/8250_bcm2835aux.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_bcm2835aux.c b/drivers/tty/serial/8250/8250_bcm2835aux.c
index 33da68341c3a..fb850d0ad643 100644
--- a/drivers/tty/serial/8250/8250_bcm2835aux.c
+++ b/drivers/tty/serial/8250/8250_bcm2835aux.c
@@ -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;