Messages in this thread Patch in this message | | | From | Yang Yingliang <> | Subject | [PATCH -next] HID: nintendo: fix missing unlock on error in joycon_leds_create() | Date | Fri, 29 Oct 2021 11:10:43 +0800 |
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Add the missing unlock before return from function joycon_leds_create() in the error handling case.
Reported-by: Hulk Robot <hulkci@huawei.com> Fixes: c5e626769563 ("HID: nintendo: add player led support") Fixes: 697e5c7a34b0 ("HID: nintendo: add home led support") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/hid/hid-nintendo.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/hid/hid-nintendo.c b/drivers/hid/hid-nintendo.c index c4270499fc6f..ddfb001a8fc9 100644 --- a/drivers/hid/hid-nintendo.c +++ b/drivers/hid/hid-nintendo.c @@ -1850,8 +1850,10 @@ static int joycon_leds_create(struct joycon_ctlr *ctlr) d_name, "green", joycon_player_led_names[i]); - if (!name) - return -ENOMEM; + if (!name) { + ret = -ENOMEM; + goto err_unlock; + } led = &ctlr->leds[i]; led->name = name; @@ -1864,7 +1866,7 @@ static int joycon_leds_create(struct joycon_ctlr *ctlr) ret = devm_led_classdev_register(&hdev->dev, led); if (ret) { hid_err(hdev, "Failed registering %s LED\n", led->name); - return ret; + goto err_unlock; } } @@ -1902,6 +1904,10 @@ static int joycon_leds_create(struct joycon_ctlr *ctlr) } return 0; + +err_unlock: + mutex_unlock(&joycon_input_num_mutex); + return ret; } static int joycon_battery_get_property(struct power_supply *supply, -- 2.25.1
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