diff options
| -rw-r--r-- | drivers/media/video/ir-kbd-i2c.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c index 3a88802..86f2fef 100644 --- a/drivers/media/video/ir-kbd-i2c.c +++ b/drivers/media/video/ir-kbd-i2c.c @@ -298,7 +298,7 @@ static void ir_work(struct work_struct *work) static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) { IR_KEYTAB_TYPE *ir_codes = NULL; - const char *name; + const char *name = NULL; int ir_type; struct IR_i2c *ir; struct input_dev *input_dev; @@ -380,8 +380,7 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) ir_codes = ir_codes_avermedia_cardbus; break; default: - /* shouldn't happen */ - printk(DEVNAME ": Huh? unknown i2c address (0x%02x)?\n", addr); + dprintk(1, DEVNAME ": Unsupported i2c address 0x%02x\n", addr); err = -ENODEV; goto err_out_free; } @@ -396,6 +395,14 @@ static int ir_probe(struct i2c_client *client, const struct i2c_device_id *id) ir->get_key = init_data->get_key; } + /* Make sure we are all setup before going on */ + if (!name || !ir->get_key || !ir_codes) { + dprintk(1, DEVNAME ": Unsupported device at address 0x%02x\n", + addr); + err = -ENODEV; + goto err_out_free; + } + /* Sets name */ snprintf(ir->name, sizeof(ir->name), "i2c IR (%s)", name); ir->ir_codes = ir_codes; |