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author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-01-28 09:23:01 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-01-28 09:23:01 -0800 |
commit | 25221c99c593bf888bd8faa67ca25b40f046e9f8 (patch) | |
tree | 7f1f69e01c34251140024eaeea8495f4fbeb4ff6 /drivers | |
parent | fc856f1df788dc9ad13f154167ae0b442e167950 (diff) | |
parent | 179e8e47c02a1950f1c556f2b854bdb2259078fb (diff) | |
download | linux-stable-25221c99c593bf888bd8faa67ca25b40f046e9f8.tar.gz linux-stable-25221c99c593bf888bd8faa67ca25b40f046e9f8.tar.bz2 linux-stable-25221c99c593bf888bd8faa67ca25b40f046e9f8.zip |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID fixes from Jiri Kosina:
- NULL pointer dereference regression fix for Wacom driver (Jason
Gerecke)
- functional regression fix for pam handling on some Elan and Synaptics
touchpads (Kai-Heng Feng)
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
HID: wacom: Correct NULL dereference on AES pen proximity
HID: multitouch: Apply MT_QUIRK_CONFIDENCE quirk for multi-input devices
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/hid/hid-multitouch.c | 3 | ||||
-rw-r--r-- | drivers/hid/wacom_sys.c | 7 | ||||
-rw-r--r-- | drivers/hid/wacom_wac.h | 2 |
3 files changed, 7 insertions, 5 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 0743ef51d3b2..8429ebe7097e 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -758,7 +758,8 @@ static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi, MT_STORE_FIELD(inrange_state); return 1; case HID_DG_CONFIDENCE: - if (cls->name == MT_CLS_WIN_8 && + if ((cls->name == MT_CLS_WIN_8 || + cls->name == MT_CLS_WIN_8_FORCE_MULTI_INPUT) && (field->application == HID_DG_TOUCHPAD || field->application == HID_DG_TOUCHSCREEN)) app->quirks |= MT_QUIRK_CONFIDENCE; diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c index e8acd235db2a..aa9e48876ced 100644 --- a/drivers/hid/wacom_sys.c +++ b/drivers/hid/wacom_sys.c @@ -147,9 +147,9 @@ static int wacom_wac_pen_serial_enforce(struct hid_device *hdev, } if (flush) - wacom_wac_queue_flush(hdev, &wacom_wac->pen_fifo); + wacom_wac_queue_flush(hdev, wacom_wac->pen_fifo); else if (insert) - wacom_wac_queue_insert(hdev, &wacom_wac->pen_fifo, + wacom_wac_queue_insert(hdev, wacom_wac->pen_fifo, raw_data, report_size); return insert && !flush; @@ -1280,7 +1280,7 @@ static void wacom_devm_kfifo_release(struct device *dev, void *res) static int wacom_devm_kfifo_alloc(struct wacom *wacom) { struct wacom_wac *wacom_wac = &wacom->wacom_wac; - struct kfifo_rec_ptr_2 *pen_fifo = &wacom_wac->pen_fifo; + struct kfifo_rec_ptr_2 *pen_fifo; int error; pen_fifo = devres_alloc(wacom_devm_kfifo_release, @@ -1297,6 +1297,7 @@ static int wacom_devm_kfifo_alloc(struct wacom *wacom) } devres_add(&wacom->hdev->dev, pen_fifo); + wacom_wac->pen_fifo = pen_fifo; return 0; } diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h index da612b6e9c77..195910dd2154 100644 --- a/drivers/hid/wacom_wac.h +++ b/drivers/hid/wacom_wac.h @@ -342,7 +342,7 @@ struct wacom_wac { struct input_dev *pen_input; struct input_dev *touch_input; struct input_dev *pad_input; - struct kfifo_rec_ptr_2 pen_fifo; + struct kfifo_rec_ptr_2 *pen_fifo; int pid; int num_contacts_left; u8 bt_features; |