diff --git a/drivers/staging/quickstart/quickstart.c b/drivers/staging/quickstart/quickstart.c index 97e62e9faf60..b183d215336e 100644 --- a/drivers/staging/quickstart/quickstart.c +++ b/drivers/staging/quickstart/quickstart.c @@ -240,21 +240,24 @@ static int quickstart_acpi_ghid(struct quickstart_acpi *quickstart) return ret; } -static int quickstart_acpi_config(struct quickstart_acpi *quickstart, char *bid) +static int quickstart_acpi_config(struct quickstart_acpi *quickstart) { - int len = strlen(bid); + char *bid = acpi_device_bid(quickstart->device); + char *name; int ret; + name = kmalloc(strlen(bid) + 1, GFP_KERNEL); + if (!name) + return -ENOMEM; + /* Add button to list */ ret = quickstart_btnlst_add(&quickstart->btn); - if (ret) + if (ret < 0) { + kfree(name); return ret; - - quickstart->btn->name = kzalloc(len + 1, GFP_KERNEL); - if (!quickstart->btn->name) { - quickstart_btnlst_free(); - return -ENOMEM; } + + quickstart->btn->name = name; strcpy(quickstart->btn->name, bid); return 0; @@ -280,7 +283,7 @@ static int quickstart_acpi_add(struct acpi_device *device) device->driver_data = quickstart; /* Add button to list and initialize some stuff */ - ret = quickstart_acpi_config(quickstart, acpi_device_bid(device)); + ret = quickstart_acpi_config(quickstart); if (ret < 0) goto fail_config;