[PATCH v3] mfd: tps65218: Use devm_regmap_add_irq_chip and clean up error path in probe

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Use devm_regmap_add_irq_chip and clean up error path in probe
and also the remove function.

Reported-by: Christian Hohnstaedt <Christian.Hohnstaedt@xxxxxxxx>
Signed-off-by: Keerthy <j-keerthy@xxxxxx>
---

Changes in v2:

  * Cleaned up remove function as well.

Changes in v3:

  * Deleted the remove function which was just returning 0

 drivers/mfd/tps65218.c | 24 +++---------------------
 1 file changed, 3 insertions(+), 21 deletions(-)

diff --git a/drivers/mfd/tps65218.c b/drivers/mfd/tps65218.c
index 910f569..8bcdecf 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;
 
@@ -253,26 +253,9 @@ 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;
 }
 
-static int tps65218_remove(struct i2c_client *client)
-{
-	struct tps65218 *tps = i2c_get_clientdata(client);
-
-	regmap_del_irq_chip(tps->irq, tps->irq_data);
-
-	return 0;
-}
-
 static const struct i2c_device_id tps65218_id_table[] = {
 	{ "tps65218", TPS65218 },
 	{ },
@@ -285,7 +268,6 @@ static int tps65218_remove(struct i2c_client *client)
 		.of_match_table = of_tps65218_match_table,
 	},
 	.probe		= tps65218_probe,
-	.remove		= tps65218_remove,
 	.id_table       = tps65218_id_table,
 };
 
-- 
1.9.1




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