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authorDave Airlie <airlied@redhat.com>2017-11-02 12:40:41 +1000
committerDave Airlie <airlied@redhat.com>2017-11-02 12:40:41 +1000
commit7a88cbd8d65d622c00bd76ba4ae1d893b292c91c (patch)
tree826df7ac42ca13c33828d0142046186b91df686b /drivers/hid/wacom_sys.c
parent0a4334c9e5405f836c46375c6e279cfdda7da6b5 (diff)
parent0b07194bb55ed836c2cc7c22e866b87a14681984 (diff)
Backmerge tag 'v4.14-rc7' into drm-next
Linux 4.14-rc7 Requested by Ben Skeggs for nouveau to avoid major conflicts, and things were getting a bit conflicty already, esp around amdgpu reverts.
Diffstat (limited to 'drivers/hid/wacom_sys.c')
-rw-r--r--drivers/hid/wacom_sys.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index e82a696a1d07..906e654fb0ba 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -668,8 +668,10 @@ static struct wacom_hdev_data *wacom_get_hdev_data(struct hid_device *hdev)
/* Try to find an already-probed interface from the same device */
list_for_each_entry(data, &wacom_udev_list, list) {
- if (compare_device_paths(hdev, data->dev, '/'))
+ if (compare_device_paths(hdev, data->dev, '/')) {
+ kref_get(&data->kref);
return data;
+ }
}
/* Fallback to finding devices that appear to be "siblings" */
@@ -766,6 +768,9 @@ static int wacom_led_control(struct wacom *wacom)
if (!wacom->led.groups)
return -ENOTSUPP;
+ if (wacom->wacom_wac.features.type == REMOTE)
+ return -ENOTSUPP;
+
if (wacom->wacom_wac.pid) { /* wireless connected */
report_id = WAC_CMD_WL_LED_CONTROL;
buf_size = 13;