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Groups > linux.kernel > #1584124

[PATCH] HID: i2c-hid: Fix error handling

From Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Newsgroups linux.kernel
Subject [PATCH] HID: i2c-hid: Fix error handling
Date 2017-02-19 13:20 +0100
Message-ID <tcyD8-7hd-19@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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According to error handling in this function, it is likely that some
resources should be freed before returning.
Replace 'return ret', with 'goto err'.

While at it, remove some spaces at the beginning of the lines to be more
consistent.


Fixes: ead0687fe304a ("HID: i2c-hid: support regulator power on/off")

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/hid/i2c-hid/i2c-hid.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index d5288f3fb5ee..1a57ac2d8524 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -1058,13 +1058,13 @@ static int i2c_hid_probe(struct i2c_client *client,
 	}
 
 	ihid->pdata.supply = devm_regulator_get(&client->dev, "vdd");
- 	if (IS_ERR(ihid->pdata.supply)) {
- 		ret = PTR_ERR(ihid->pdata.supply);
- 		if (ret != -EPROBE_DEFER)
- 			dev_err(&client->dev, "Failed to get regulator: %d\n",
- 				ret);
- 		return ret;
- 	}
+	if (IS_ERR(ihid->pdata.supply)) {
+		ret = PTR_ERR(ihid->pdata.supply);
+		if (ret != -EPROBE_DEFER)
+			dev_err(&client->dev, "Failed to get regulator: %d\n",
+				ret);
+		goto err;
+	}
  
 	ret = regulator_enable(ihid->pdata.supply);
 	if (ret < 0) {
-- 
2.9.3

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[PATCH] HID: i2c-hid: Fix error handling Christophe JAILLET <christophe.jaillet@wanadoo.fr> - 2017-02-19 13:20 +0100
  Re: [PATCH] HID: i2c-hid: Fix error handling Benjamin Tissoires <benjamin.tissoires@redhat.com> - 2017-02-28 18:30 +0100

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