diff options
Diffstat (limited to 'kernel/drivers/platform/x86/dell-laptop.c')
-rw-r--r-- | kernel/drivers/platform/x86/dell-laptop.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/kernel/drivers/platform/x86/dell-laptop.c b/kernel/drivers/platform/x86/dell-laptop.c index d688d806a..2c1d5f543 100644 --- a/kernel/drivers/platform/x86/dell-laptop.c +++ b/kernel/drivers/platform/x86/dell-laptop.c @@ -305,7 +305,6 @@ static const struct dmi_system_id dell_quirks[] __initconst = { }; static struct calling_interface_buffer *buffer; -static struct page *bufferpage; static DEFINE_MUTEX(buffer_mutex); static int hwswitch_state; @@ -1896,12 +1895,11 @@ static int __init dell_init(void) * Allocate buffer below 4GB for SMI data--only 32-bit physical addr * is passed to SMI handler. */ - bufferpage = alloc_page(GFP_KERNEL | GFP_DMA32); - if (!bufferpage) { + buffer = (void *)__get_free_page(GFP_KERNEL | GFP_DMA32); + if (!buffer) { ret = -ENOMEM; goto fail_buffer; } - buffer = page_address(bufferpage); ret = dell_setup_rfkill(); @@ -1965,7 +1963,7 @@ fail_backlight: cancel_delayed_work_sync(&dell_rfkill_work); dell_cleanup_rfkill(); fail_rfkill: - free_page((unsigned long)bufferpage); + free_page((unsigned long)buffer); fail_buffer: platform_device_del(platform_device); fail_platform_device2: |