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From: Florian Vaussard <florian.vaussard@epfl.ch>
To: Grant Likely <grant.likely@linaro.org>,
	Rob Herring <rob.herring@calxeda.com>,
	Samuel Ortiz <sameo@linux.intel.com>
Cc: Kevin Hilman <khilman@linaro.org>, Rob Landley <rob@landley.net>,
	Peter Ujfalusi <peter.ujfalusi@ti.com>,
	Mark Brown <broonie@opensource.wolfsonmicro.com>,
	Tero Kristo <t-kristo@ti.com>,
	devicetree-discuss@lists.ozlabs.org,
	linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Florian Vaussard <florian.vaussard@epfl.ch>
Subject: [PATCH v2 4/5] mfd: twl4030-power: Simplify error path
Date: Tue, 18 Jun 2013 15:17:59 +0200	[thread overview]
Message-ID: <1371561480-28325-5-git-send-email-florian.vaussard@epfl.ch> (raw)
In-Reply-To: <1371561480-28325-1-git-send-email-florian.vaussard@epfl.ch>

Remove unnecessary goto statements, causing duplicated if
conditions.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
---
 drivers/mfd/twl4030-power.c |   38 +++++++++++++++-----------------------
 1 files changed, 15 insertions(+), 23 deletions(-)

diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c
index 9f59c94..1c19d82 100644
--- a/drivers/mfd/twl4030-power.c
+++ b/drivers/mfd/twl4030-power.c
@@ -567,22 +567,27 @@ int twl4030_power_probe(struct platform_device *pdev)
 
 	err = twl_i2c_write_u8(TWL_MODULE_PM_MASTER, TWL4030_PM_MASTER_KEY_CFG1,
 			       TWL4030_PM_MASTER_PROTECT_KEY);
-	if (err)
-		goto unlock;
-
-	err = twl_i2c_write_u8(TWL_MODULE_PM_MASTER, TWL4030_PM_MASTER_KEY_CFG2,
+	err |= twl_i2c_write_u8(TWL_MODULE_PM_MASTER,
+			       TWL4030_PM_MASTER_KEY_CFG2,
 			       TWL4030_PM_MASTER_PROTECT_KEY);
-	if (err)
-		goto unlock;
+
+	if (err) {
+		pr_err("TWL4030 Unable to unlock registers\n");
+		return err;
+	}
 
 	if (pdata) {
 		/* TODO: convert to device tree */
 		err = twl4030_power_configure_scripts(pdata);
-		if (err)
-			goto load;
+		if (err) {
+			pr_err("TWL4030 failed to load scripts\n");
+			return err;
+		}
 		err = twl4030_power_configure_resources(pdata);
-		if (err)
-			goto resource;
+		if (err) {
+			pr_err("TWL4030 failed to configure resource\n");
+			return err;
+		}
 	}
 
 	/* Board has to be wired properly to use this feature */
@@ -612,19 +617,6 @@ relock:
 	if (err)
 		pr_err("TWL4030 Unable to relock registers\n");
 	return err;
-
-unlock:
-	if (err)
-		pr_err("TWL4030 Unable to unlock registers\n");
-	return err;
-load:
-	if (err)
-		pr_err("TWL4030 failed to load scripts\n");
-	return err;
-resource:
-	if (err)
-		pr_err("TWL4030 failed to configure resource\n");
-	return err;
 }
 
 static int twl4030_power_remove(struct platform_device *pdev)
-- 
1.7.5.4


  parent reply	other threads:[~2013-06-18 13:17 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-18 13:17 [PATCH v2 0/5] mfd: twl4030-power: Start DT conversion and updates Florian Vaussard
     [not found] ` <1371561480-28325-1-git-send-email-florian.vaussard-p8DiymsW2f8@public.gmane.org>
2013-06-18 13:17   ` [PATCH v2 1/5] mfd: twl4030-power: Split from twl-core into a dedicated module Florian Vaussard
2013-06-18 13:17   ` [PATCH v2 2/5] mfd: twl4030-power: Simplify probing of power scripts and resources Florian Vaussard
2013-06-19  8:23   ` [PATCH v2 0/5] mfd: twl4030-power: Start DT conversion and updates Samuel Ortiz
2013-06-18 13:17 ` [PATCH v2 3/5] mfd: twl4030-power: Start transition to DT Florian Vaussard
2013-06-18 13:17 ` Florian Vaussard [this message]
2013-06-18 13:18 ` [PATCH v2 5/5] mfd: twl4030-power: Fix relocking on error Florian Vaussard

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