linux-kernel - [PATCH] staging: imx-drm: ipu-v3: ipu-common.c: Cleaning up return of uninitialized variable

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Message-Id: <1402788921-15458-2-git-send-email-rickard_strandqvist@spectrumdigital.se>
Date:	Sun, 15 Jun 2014 01:35:21 +0200
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Grant Likely <grant.likely@...aro.org>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Rob Herring <robh+dt@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Fabio Estevam <fabio.estevam@...escale.com>,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Valentina Manea <valentina.manea.m@...il.com>,
	Russell King <rmk+kernel@....linux.org.uk>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: [PATCH] staging: imx-drm: ipu-v3: ipu-common.c:  Cleaning up return of uninitialized variable

Before when there was an error a uninitialized variable would be returnd.
Now it returns -ENODEV

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 drivers/staging/imx-drm/ipu-v3/ipu-common.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
index ca85d3d..468e364 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
@@ -1002,7 +1002,7 @@ static int ipu_add_client_devices(struct ipu_soc *ipu)
 {
 	struct device *dev = ipu->dev;
 	unsigned i;
-	int id, ret;
+	int id;
 
 	mutex_lock(&ipu_client_id_mutex);
 	id = ipu_client_id;
@@ -1025,7 +1025,7 @@ static int ipu_add_client_devices(struct ipu_soc *ipu)
 err_register:
 	platform_device_unregister_children(to_platform_device(dev));
 
-	return ret;
+	return -ENODEV;
 }
 
 
-- 
1.7.10.4

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