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authorRosen Penev2024-10-08 23:37:08 +0000
committerHauke Mehrtens2024-10-19 17:19:38 +0000
commit0dfe1e876a0704216215312ae4be6875d2378170 (patch)
tree8e75df7a3153e898260d520eb5f26e396dd2f349
parente52c57bb1b30375e0bcc5523db76a672a4a8b4a4 (diff)
downloadopenwrt-0dfe1e876a0704216215312ae4be6875d2378170.tar.gz
mediatek: leds-smartrg: use devm_mutex_init
No longer need normal _remove function. Replaced with _disable. Signed-off-by: Rosen Penev <rosenp@gmail.com> Link: https://github.com/openwrt/openwrt/pull/16651 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
-rw-r--r--target/linux/mediatek/files/drivers/leds/leds-smartrg-system.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/target/linux/mediatek/files/drivers/leds/leds-smartrg-system.c b/target/linux/mediatek/files/drivers/leds/leds-smartrg-system.c
index 5e1e3a3542..385f85d6da 100644
--- a/target/linux/mediatek/files/drivers/leds/leds-smartrg-system.c
+++ b/target/linux/mediatek/files/drivers/leds/leds-smartrg-system.c
@@ -163,6 +163,7 @@ srg_led_probe(struct i2c_client *client)
{
struct device_node *np = client->dev.of_node, *child;
struct srg_led_ctrl *sysled_ctrl;
+ int err;
sysled_ctrl = devm_kzalloc(&client->dev, sizeof(*sysled_ctrl), GFP_KERNEL);
if (!sysled_ctrl)
@@ -170,7 +171,9 @@ srg_led_probe(struct i2c_client *client)
sysled_ctrl->client = client;
- mutex_init(&sysled_ctrl->lock);
+ err = devm_mutex_init(&client->dev, &sysled_ctrl->lock);
+ if (err)
+ return err;
i2c_set_clientdata(client, sysled_ctrl);
@@ -193,15 +196,6 @@ static void srg_led_disable(struct i2c_client *client)
srg_led_i2c_write(sysled_ctrl, i, 0);
}
-static void
-srg_led_remove(struct i2c_client *client)
-{
- struct srg_led_ctrl *sysled_ctrl = i2c_get_clientdata(client);
-
- srg_led_disable(client);
- mutex_destroy(&sysled_ctrl->lock);
-}
-
static const struct i2c_device_id srg_led_id[] = {
{ "srg-sysled", 0 },
{ }
@@ -220,7 +214,7 @@ static struct i2c_driver srg_sysled_driver = {
.of_match_table = of_srg_led_match,
},
.probe = srg_led_probe,
- .remove = srg_led_remove,
+ .remove = srg_led_disable,
.id_table = srg_led_id,
};
module_i2c_driver(srg_sysled_driver);