Merge tag 'platform-drivers-x86-v4.15-3' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform driver fixes from Darren Hart:

- Correct an error in the evdev protocol in asus-wireless which results
in dropped key events in recent versions of libinput

- Add a quirk for keyboard lighting for a specific Dell laptop

- Silence a static analysis warning regarding unchecked return values
of small kmalloc() allocations in dell-wmi

* tag 'platform-drivers-x86-v4.15-3' of git://git.infradead.org/linux-platform-drivers-x86:
platform/x86: dell-wmi: check for kmalloc() errors
platform/x86: asus-wireless: send an EV_SYN/SYN_REPORT between state changes
platform/x86: dell-laptop: Fix keyboard max lighting for Dell Latitude E6410

drivers/platform/x86/asus-wireless.c

···
 		return;
 	}
 	input_report_key(data->idev, KEY_RFKILL, 1);
+	input_sync(data->idev);
 	input_report_key(data->idev, KEY_RFKILL, 0);
 	input_sync(data->idev);
 }

drivers/platform/x86/dell-laptop.c

···
 
 struct quirk_entry {
 	u8 touchpad_led;
+	u8 kbd_led_levels_off_1;
 
 	int needs_kbd_timeouts;
 	/*
···
 static struct quirk_entry quirk_dell_xps13_9333 = {
 	.needs_kbd_timeouts = 1,
 	.kbd_timeouts = { 0, 5, 15, 60, 5 * 60, 15 * 60, -1 },
+};
+
+static struct quirk_entry quirk_dell_latitude_e6410 = {
+	.kbd_led_levels_off_1 = 1,
 };
 
 static struct platform_driver platform_driver = {
···
 			DMI_MATCH(DMI_PRODUCT_NAME, "XPS13 9333"),
 		},
 		.driver_data = &quirk_dell_xps13_9333,
+	},
+	{
+		.callback = dmi_matched,
+		.ident = "Dell Latitude E6410",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Latitude E6410"),
+		},
+		.driver_data = &quirk_dell_latitude_e6410,
 	},
 	{ }
 };
···
 	info->triggers = buffer->output[2] & 0xFF;
 	units = (buffer->output[2] >> 8) & 0xFF;
 	info->levels = (buffer->output[2] >> 16) & 0xFF;
+
+	if (quirks && quirks->kbd_led_levels_off_1 && info->levels)
+		info->levels--;
 
 	if (units & BIT(0))
 		info->seconds = (buffer->output[3] >> 0) & 0xFF;

drivers/platform/x86/dell-wmi.c

···
 	int ret;
 
 	buffer = kzalloc(sizeof(struct calling_interface_buffer), GFP_KERNEL);
+	if (!buffer)
+		return -ENOMEM;
 	buffer->cmd_class = CLASS_INFO;
 	buffer->cmd_select = SELECT_APP_REGISTRATION;
 	buffer->input[0] = 0x10000;