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| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2013-08-21 11:31:37 +0300 |
|---|---|---|
| committer | Anton Vorontsov <anton@enomsg.org> | 2013-08-27 18:28:30 -0700 |
| commit | 697be361d2b3fd7760869341d7ce805092a5c1e5 (patch) | |
| tree | 46cabb187ca72f7046a2c0d1be53f38dbbefe83a /drivers/power | |
| parent | 8e2747f031bd322d0fc25e0338ef50d4c18843d4 (diff) | |
| download | lwn-697be361d2b3fd7760869341d7ce805092a5c1e5.tar.gz lwn-697be361d2b3fd7760869341d7ce805092a5c1e5.zip | |
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>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/twl4030_charger.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/power/twl4030_charger.c b/drivers/power/twl4030_charger.c index be98e70380f9..d98abe911e37 100644 --- a/drivers/power/twl4030_charger.c +++ b/drivers/power/twl4030_charger.c @@ -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; } |