diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2019-12-12 13:16:49 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-17 16:42:44 +0300 |
| commit | 3578163030782a24e75ba48aba1cfa431dc9100a (patch) | |
| tree | 55d675fb5e0ea56589c88a824e21120cb8d5c675 /drivers/tty/serdev | |
| parent | 54edb425346a4d5e17f7e54e8c97c0d0eac26315 (diff) | |
| download | linux-3578163030782a24e75ba48aba1cfa431dc9100a.tar.xz | |
serdev: make use of printk extension %pe for better error messages
With %pe the symbolic name is printed, so you get
failure adding device. status -EIO
which is more expressive than the current state
failure adding device. status -5
.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20191212101649.18126-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serdev')
| -rw-r--r-- | drivers/tty/serdev/core.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c index 226adeec2aed..e50665425902 100644 --- a/drivers/tty/serdev/core.c +++ b/drivers/tty/serdev/core.c @@ -115,8 +115,8 @@ int serdev_device_add(struct serdev_device *serdev) err = device_add(&serdev->dev); if (err < 0) { - dev_err(&serdev->dev, "Can't add %s, status %d\n", - dev_name(&serdev->dev), err); + dev_err(&serdev->dev, "Can't add %s, status %pe\n", + dev_name(&serdev->dev), ERR_PTR(err)); goto err_clear_serdev; } @@ -540,7 +540,8 @@ static int of_serdev_register_devices(struct serdev_controller *ctrl) err = serdev_device_add(serdev); if (err) { dev_err(&serdev->dev, - "failure adding device. status %d\n", err); + "failure adding device. status %pe\n", + ERR_PTR(err)); serdev_device_put(serdev); } else found = true; @@ -656,7 +657,8 @@ static acpi_status acpi_serdev_register_device(struct serdev_controller *ctrl, err = serdev_device_add(serdev); if (err) { dev_err(&serdev->dev, - "failure adding ACPI serdev device. status %d\n", err); + "failure adding ACPI serdev device. status %pe\n", + ERR_PTR(err)); serdev_device_put(serdev); } @@ -731,8 +733,8 @@ int serdev_controller_add(struct serdev_controller *ctrl) ret_of = of_serdev_register_devices(ctrl); ret_acpi = acpi_serdev_register_devices(ctrl); if (ret_of && ret_acpi) { - dev_dbg(&ctrl->dev, "no devices registered: of:%d acpi:%d\n", - ret_of, ret_acpi); + dev_dbg(&ctrl->dev, "no devices registered: of:%pe acpi:%pe\n", + ERR_PTR(ret_of), ERR_PTR(ret_acpi)); ret = -ENODEV; goto err_rpm_disable; } |