From: Chuhong Yuan hslester96@gmail.com
[ Upstream commit fc7b5028f2627133c7c18734715a08829eab4d1f ]
an30259a_probe misses a check for devm_regmap_init_i2c and may cause problems. Add a check and print errors like other leds drivers.
Signed-off-by: Chuhong Yuan hslester96@gmail.com Signed-off-by: Pavel Machek pavel@ucw.cz Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/leds/leds-an30259a.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/leds/leds-an30259a.c b/drivers/leds/leds-an30259a.c index 250dc9d6f6350..82350a28a5644 100644 --- a/drivers/leds/leds-an30259a.c +++ b/drivers/leds/leds-an30259a.c @@ -305,6 +305,13 @@ static int an30259a_probe(struct i2c_client *client)
chip->regmap = devm_regmap_init_i2c(client, &an30259a_regmap_config);
+ if (IS_ERR(chip->regmap)) { + err = PTR_ERR(chip->regmap); + dev_err(&client->dev, "Failed to allocate register map: %d\n", + err); + goto exit; + } + for (i = 0; i < chip->num_leds; i++) { struct led_init_data init_data = {};