diff options
| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-11-29 06:56:15 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-01-05 07:34:59 +0400 |
| commit | daf16bab1eaf5a82217697bfb91eb7d9c9745d0d (patch) | |
| tree | e811da4987a71d741c45fef284a28f61e946d823 /drivers/media/i2c/soc_camera/mt9v022.c | |
| parent | 3a799c27b3faebaf5a7a6149dfe8f705451b241f (diff) | |
| download | linux-daf16bab1eaf5a82217697bfb91eb7d9c9745d0d.tar.xz | |
[media] mt9v022: fix potential NULL pointer dereference in mt9v022_probe()
The dereference to 'icl' should be moved below the NULL test.
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/i2c/soc_camera/mt9v022.c')
| -rw-r--r-- | drivers/media/i2c/soc_camera/mt9v022.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/i2c/soc_camera/mt9v022.c b/drivers/media/i2c/soc_camera/mt9v022.c index d40a8858be01..75098024d477 100644 --- a/drivers/media/i2c/soc_camera/mt9v022.c +++ b/drivers/media/i2c/soc_camera/mt9v022.c @@ -875,7 +875,7 @@ static int mt9v022_probe(struct i2c_client *client, struct mt9v022 *mt9v022; struct soc_camera_link *icl = soc_camera_i2c_to_link(client); struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); - struct mt9v022_platform_data *pdata = icl->priv; + struct mt9v022_platform_data *pdata; int ret; if (!icl) { @@ -893,6 +893,7 @@ static int mt9v022_probe(struct i2c_client *client, if (!mt9v022) return -ENOMEM; + pdata = icl->priv; v4l2_i2c_subdev_init(&mt9v022->subdev, client, &mt9v022_subdev_ops); v4l2_ctrl_handler_init(&mt9v022->hdl, 6); v4l2_ctrl_new_std(&mt9v022->hdl, &mt9v022_ctrl_ops, |