diff options
| -rw-r--r-- | drivers/power/supply/wm831x_power.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/power/supply/wm831x_power.c b/drivers/power/supply/wm831x_power.c index 6acdba7885ca..78fa0573ef25 100644 --- a/drivers/power/supply/wm831x_power.c +++ b/drivers/power/supply/wm831x_power.c @@ -144,6 +144,7 @@ static int wm831x_usb_limit_change(struct notifier_block *nb, struct wm831x_power, usb_notify); unsigned int i, best; + int ret; /* Find the highest supported limit */ best = 0; @@ -156,8 +157,13 @@ static int wm831x_usb_limit_change(struct notifier_block *nb, dev_dbg(wm831x_power->wm831x->dev, "Limiting USB current to %umA", wm831x_usb_limits[best]); - wm831x_set_bits(wm831x_power->wm831x, WM831X_POWER_STATE, - WM831X_USB_ILIM_MASK, best); + ret = wm831x_set_bits(wm831x_power->wm831x, WM831X_POWER_STATE, + WM831X_USB_ILIM_MASK, best); + if (ret < 0) { + dev_err(wm831x_power->wm831x->dev, + "Failed to set USB current limit: %d\n", ret); + return ret; + } return 0; } |