From: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
Once device_register is called for a device its attributes might be
accessed. As the callbacks of a lcd device's attributes make use of the
lcd_ops, the respective member must be setup before calling
device_register.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
---
drivers/video/backlight/lcd.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index 7de847df224f..4b40c6a4d441 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -226,6 +226,8 @@ struct lcd_device *lcd_device_register(const char *name, struct device *parent,
dev_set_name(&new_ld->dev, "%s", name);
dev_set_drvdata(&new_ld->dev, devdata);
+ new_ld->ops = ops;
+
rc = device_register(&new_ld->dev);
if (rc) {
put_device(&new_ld->dev);
@@ -238,8 +240,6 @@ struct lcd_device *lcd_device_register(const char *name, struct device *parent,
return ERR_PTR(rc);
}
- new_ld->ops = ops;
-
return new_ld;
}
EXPORT_SYMBOL(lcd_device_register);
--
2.8.1
--
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