From: David Lechner <david@lechnology.com>
To: linux-gpio@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
David Lechner <david@lechnology.com>,
Linus Walleij <linus.walleij@linaro.org>
Subject: [PATCH] gpiolib: suppress error message on EPROBE_DEFER
Date: Sun, 21 Jan 2018 14:32:54 -0600 [thread overview]
Message-ID: <1516566774-1786-1-git-send-email-david@lechnology.com> (raw)
This suppresses printing an error message during probe of gpio drivers
when the error is EPROBE_DEFER.
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: David Lechner <david@lechnology.com>
---
drivers/gpio/gpiolib.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 44332b7..134d0e4 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1289,9 +1289,10 @@ int gpiochip_add_data_with_key(struct gpio_chip *chip, void *data,
err_free_gdev:
ida_simple_remove(&gpio_ida, gdev->id);
/* failures here can mean systems won't boot... */
- pr_err("%s: GPIOs %d..%d (%s) failed to register\n", __func__,
- gdev->base, gdev->base + gdev->ngpio - 1,
- chip->label ? : "generic");
+ if (status != -EPROBE_DEFER)
+ pr_err("%s: GPIOs %d..%d (%s) failed to register\n", __func__,
+ gdev->base, gdev->base + gdev->ngpio - 1,
+ chip->label ? : "generic");
kfree(gdev);
return status;
}
--
2.7.4
next reply other threads:[~2018-01-21 20:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-21 20:32 David Lechner [this message]
2018-02-07 12:57 ` [PATCH] gpiolib: suppress error message on EPROBE_DEFER Linus Walleij
2018-02-08 18:18 ` Grygorii Strashko
2018-02-18 3:47 ` David Lechner
2018-02-22 15:00 ` Linus Walleij
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