[PATCH] input/wm97xx: make missing platform data non-fatal
From: Manuel Lauss <manuel.lauss@gmail.com>
Date: 2017-01-05 15:43:27
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest, wolfson microelectronics drivers · Maintainers:
Dmitry Torokhov, Linus Torvalds
Commit 6480af4915d6 ("power_supply: wm97xx_battery: use
power_supply_get_drvdata") made wm97xx platform data mandatory,
although it's still optional.
This patch fixes an oops during driver probe on one
of my MIPS boards with a wm9712.
Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
---
drivers/input/touchscreen/wm97xx-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index 83cf11312fd9..c9d1c91e1887 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c@@ -682,7 +682,7 @@ static int wm97xx_probe(struct device *dev) } platform_set_drvdata(wm->battery_dev, wm); wm->battery_dev->dev.parent = dev; - wm->battery_dev->dev.platform_data = pdata->batt_pdata; + wm->battery_dev->dev.platform_data = pdata ? pdata->batt_pdata : NULL; ret = platform_device_add(wm->battery_dev); if (ret < 0) goto batt_reg_err;
--
2.11.0