From 508b2c13499aa459ff34123ec5641a72ca46777c Mon Sep 17 00:00:00 2001 From: Sachin Kamat Date: Fri, 6 Sep 2013 13:31:11 +0530 Subject: [PATCH] pm2301-charger: Check return value of regulator_enable MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Check the return value of regulator_enable to silence the following warning: drivers/power/pm2301_charger.c:725:20: warning: ignoring return value of ‘regulator_enable’, declared with attribute warn_unused_result [-Wunused-result] Signed-off-by: Sachin Kamat Acked-by: Lee Jones Signed-off-by: Anton Vorontsov --- drivers/power/pm2301_charger.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/power/pm2301_charger.c b/drivers/power/pm2301_charger.c index ffa10ed83eb1..7214b667f940 100644 --- a/drivers/power/pm2301_charger.c +++ b/drivers/power/pm2301_charger.c @@ -722,8 +722,12 @@ static int pm2xxx_charger_ac_en(struct ux500_charger *charger, dev_dbg(pm2->dev, "Enable AC: %dmV %dmA\n", vset, iset); if (!pm2->vddadc_en_ac) { - regulator_enable(pm2->regu); - pm2->vddadc_en_ac = true; + ret = regulator_enable(pm2->regu); + if (ret) + dev_warn(pm2->dev, + "Failed to enable vddadc regulator\n"); + else + pm2->vddadc_en_ac = true; } ret = pm2xxx_charging_init(pm2); -- 2.39.5