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path: root/drivers/hid/hid-multitouch.c
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Diffstat (limited to 'drivers/hid/hid-multitouch.c')
-rw-r--r--drivers/hid/hid-multitouch.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 0b2dcd0ee591..386765654cf6 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -271,6 +271,8 @@ static int mt_input_mapping(struct hid_device *hdev, struct hid_input *hi,
271 } 271 }
272 return 1; 272 return 1;
273 case HID_DG_CONTACTID: 273 case HID_DG_CONTACTID:
274 if (!td->maxcontacts)
275 td->maxcontacts = MT_DEFAULT_MAXCONTACT;
274 input_mt_init_slots(hi->input, td->maxcontacts); 276 input_mt_init_slots(hi->input, td->maxcontacts);
275 td->last_slot_field = usage->hid; 277 td->last_slot_field = usage->hid;
276 td->last_field_index = field->index; 278 td->last_field_index = field->index;
@@ -547,9 +549,6 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
547 if (ret) 549 if (ret)
548 goto fail; 550 goto fail;
549 551
550 if (!td->maxcontacts)
551 td->maxcontacts = MT_DEFAULT_MAXCONTACT;
552
553 td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot), 552 td->slots = kzalloc(td->maxcontacts * sizeof(struct mt_slot),
554 GFP_KERNEL); 553 GFP_KERNEL);
555 if (!td->slots) { 554 if (!td->slots) {