linux-kernel - [PATCH] mfd: tps65218: Use devm_regmap_add_irq

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Date:   Thu, 6 Dec 2018 23:07:44 +0530
From:   Keerthy <j-keerthy@...com>
To:     <tony@...mide.com>, <lee.jones@...aro.org>
CC:     <t-kristo@...com>, <j-keerthy@...com>,
        <linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] mfd: tps65218: Use devm_regmap_add_irq_chip and clean up error path in probe

Use devm_regmap_add_irq_chip and clean up error path in probe.

Reported-by: Christian Hohnstaedt <Christian.Hohnstaedt@...o.com>
Signed-off-by: Keerthy <j-keerthy@...com>
---

Boot tested on am437x-gp-evm.

 drivers/mfd/tps65218.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/mfd/tps65218.c b/drivers/mfd/tps65218.c
index 910f569..2383621 100644
--- a/drivers/mfd/tps65218.c
+++ b/drivers/mfd/tps65218.c
@@ -235,9 +235,9 @@ static int tps65218_probe(struct i2c_client *client,
 
 	mutex_init(&tps->tps_lock);
 
-	ret = regmap_add_irq_chip(tps->regmap, tps->irq,
-			IRQF_ONESHOT, 0, &tps65218_irq_chip,
-			&tps->irq_data);
+	ret = devm_regmap_add_irq_chip(&client->dev, tps->regmap, tps->irq,
+				       IRQF_ONESHOT, 0, &tps65218_irq_chip,
+				       &tps->irq_data);
 	if (ret < 0)
 		return ret;
 
@@ -253,14 +253,6 @@ static int tps65218_probe(struct i2c_client *client,
 			      ARRAY_SIZE(tps65218_cells), NULL, 0,
 			      regmap_irq_get_domain(tps->irq_data));
 
-	if (ret < 0)
-		goto err_irq;
-
-	return 0;
-
-err_irq:
-	regmap_del_irq_chip(tps->irq, tps->irq_data);
-
 	return ret;
 }
 
-- 
1.9.1