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Message-Id: <55316b63b7084f869d550fd600f29d2e0dfa862c.1311603384.git.andriy.shevchenko@linux.intel.com> Date: Mon, 25 Jul 2011 17:16:41 +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 platform_data before usage The driver requires platform_data to be present. That's why we need to check and fail in case of the absence of necessary data. 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 | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/media/video/adp1653.c b/drivers/media/video/adp1653.c index be7befd..8ad89ff 100644 --- a/drivers/media/video/adp1653.c +++ b/drivers/media/video/adp1653.c @@ -413,6 +413,10 @@ static int adp1653_probe(struct i2c_client *client, struct adp1653_flash *flash; int ret; + /* we couldn't work without platform data */ + if (client->dev.platform_data == NULL) + return -ENODEV; + flash = kzalloc(sizeof(*flash), GFP_KERNEL); if (flash == NULL) return -ENOMEM; -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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