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Subject[PATCH v1 2/2] gpiolib: print an error name instead of a plain number in error string
Date
This is an example that makes use of the just introduced printk format
%dE that prints (e.g.) "EIO" when the matching integer is -EIO (or EIO).

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
---
drivers/gpio/gpiolib.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index f497003f119c..b50ea24f087f 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1247,7 +1247,7 @@ static void gpiochip_setup_devs(void)
list_for_each_entry(gdev, &gpio_devices, list) {
err = gpiochip_setup_dev(gdev);
if (err)
- pr_err("%s: Failed to initialize gpio device (%d)\n",
+ pr_err("%s: Failed to initialize gpio device (%dE)\n",
dev_name(&gdev->dev), err);
}
}
--
2.20.1
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