Commit 697be361 authored Aug 21, 2013 by Peter Ujfalusi Committed by Anton Vorontsov Aug 27, 2013

twl4030-charger: Fix compiler warning with regulator_enable()

The return value of regulator_enable need to be checked. This patch fixes
the following warning:
drivers/power/twl4030_charger.c: In function ‘twl4030_charger_enable_usb’:
drivers/power/twl4030_charger.c:192:20: warning: ignoring return value of ‘regulator_enable’, declared with attribute warn_unused_result [-Wunused-result]

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>

parent 8e2747f0

drivers/power/twl4030_charger.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -189,7 +189,12 @@ static int twl4030_charger_enable_usb(struct twl4030_bci *bci, bool enable)

		/* Need to keep regulator on */
		if (!bci->usb_enabled) {
		regulator_enable(bci->usb_reg);
		ret = regulator_enable(bci->usb_reg);
		if (ret) {
		dev_err(bci->dev,
		"Failed to enable regulator\n");
		return ret;
		}
		bci->usb_enabled = 1;
		}