Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH] adp1653: check platform_data before usage | Date | Mon, 25 Jul 2011 17:16:41 +0300 |
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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@linux.intel.com> Cc: Mauro Carvalho Chehab <mchehab@infradead.org> Cc: Sakari Ailus <sakari.ailus@iki.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
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