linux-kernel - [PATCH] adp1653: check error code of adp1653_init

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Message-Id: <1b238cd98e03909bc4955113ffbe7e0c9f0db4f8.1311753459.git.andriy.shevchenko@linux.intel.com>
Date:	Wed, 27 Jul 2011 10:58:02 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Mauro Carvalho Chehab <mchehab@...radead.org>,
	Sakari Ailus <sakari.ailus@....fi>
Subject: [PATCH] adp1653: check error code of adp1653_init_controls

Potentially the adp1653_init_controls could return an error. In our case the
error was ignored, meanwhile it means incorrect initialization of V4L2
controls.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Mauro Carvalho Chehab <mchehab@...radead.org>
Cc: Sakari Ailus <sakari.ailus@....fi>
---
 drivers/media/video/adp1653.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/drivers/media/video/adp1653.c b/drivers/media/video/adp1653.c
index 8ad89ff..3379e6d 100644
--- a/drivers/media/video/adp1653.c
+++ b/drivers/media/video/adp1653.c
@@ -429,7 +429,11 @@ static int adp1653_probe(struct i2c_client *client,
 	flash->subdev.internal_ops = &adp1653_internal_ops;
 	flash->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
 
-	adp1653_init_controls(flash);
+	ret = adp1653_init_controls(flash);
+	if (ret) {
+		kfree(flash);
+		return ret;
+	}
 
 	ret = media_entity_init(&flash->subdev.entity, 0, NULL, 0);
 	if (ret < 0)
-- 
1.7.5.4

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