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-rw-r--r--drivers/hid/hid-cherry.c2
-rw-r--r--drivers/hid/hid-huion.c128
-rw-r--r--drivers/hid/hid-kye.c2
-rw-r--r--drivers/hid/hid-lg.c4
-rw-r--r--drivers/hid/hid-lg4ff.c4
-rw-r--r--drivers/hid/hid-logitech-dj.c56
-rw-r--r--drivers/hid/hid-logitech-dj.h1
-rw-r--r--drivers/hid/hid-magicmouse.c10
-rw-r--r--drivers/hid/hid-monterey.c2
-rw-r--r--drivers/hid/hid-petalynx.c2
-rw-r--r--drivers/hid/hid-picolcd_core.c6
-rw-r--r--drivers/hid/hid-rmi.c13
-rw-r--r--drivers/hid/hid-sensor-hub.c33
-rw-r--r--drivers/hid/hid-sunplus.c2
-rw-r--r--drivers/hid/wacom_sys.c2
15 files changed, 157 insertions, 110 deletions
diff --git a/drivers/hid/hid-cherry.c b/drivers/hid/hid-cherry.c
index 1bdcccc54a1d..f745d2c1325e 100644
--- a/drivers/hid/hid-cherry.c
+++ b/drivers/hid/hid-cherry.c
@@ -28,7 +28,7 @@
static __u8 *ch_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
- if (*rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
+ if (*rsize >= 18 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
hid_info(hdev, "fixing up Cherry Cymotion report descriptor\n");
rdesc[11] = rdesc[16] = 0xff;
rdesc[12] = rdesc[17] = 0x03;
diff --git a/drivers/hid/hid-huion.c b/drivers/hid/hid-huion.c
index 60f44cd1b0ed..61b68ca27790 100644
--- a/drivers/hid/hid-huion.c
+++ b/drivers/hid/hid-huion.c
@@ -84,6 +84,15 @@ static const __u8 huion_tablet_rdesc_template[] = {
0xC0 /* End Collection */
};
+/* Parameter indices */
+enum huion_prm {
+ HUION_PRM_X_LM = 1,
+ HUION_PRM_Y_LM = 2,
+ HUION_PRM_PRESSURE_LM = 4,
+ HUION_PRM_RESOLUTION = 5,
+ HUION_PRM_NUM
+};
+
/* Driver data */
struct huion_drvdata {
__u8 *rdesc;
@@ -115,7 +124,12 @@ static int huion_tablet_enable(struct hid_device *hdev)
int rc;
struct usb_device *usb_dev = hid_to_usb_dev(hdev);
struct huion_drvdata *drvdata = hid_get_drvdata(hdev);
- __le16 buf[6];
+ __le16 *buf = NULL;
+ size_t len;
+ s32 params[HUION_PH_ID_NUM];
+ s32 resolution;
+ __u8 *p;
+ s32 v;
/*
* Read string descriptor containing tablet parameters. The specific
@@ -123,65 +137,79 @@ static int huion_tablet_enable(struct hid_device *hdev)
* driver traffic.
* NOTE: This enables fully-functional tablet mode.
*/
+ len = HUION_PRM_NUM * sizeof(*buf);
+ buf = kmalloc(len, GFP_KERNEL);
+ if (buf == NULL) {
+ hid_err(hdev, "failed to allocate parameter buffer\n");
+ rc = -ENOMEM;
+ goto cleanup;
+ }
rc = usb_control_msg(usb_dev, usb_rcvctrlpipe(usb_dev, 0),
USB_REQ_GET_DESCRIPTOR, USB_DIR_IN,
(USB_DT_STRING << 8) + 0x64,
- 0x0409, buf, sizeof(buf),
+ 0x0409, buf, len,
USB_CTRL_GET_TIMEOUT);
- if (rc == -EPIPE)
- hid_warn(hdev, "device parameters not found\n");
- else if (rc < 0)
- hid_warn(hdev, "failed to get device parameters: %d\n", rc);
- else if (rc != sizeof(buf))
- hid_warn(hdev, "invalid device parameters\n");
- else {
- s32 params[HUION_PH_ID_NUM];
- s32 resolution;
- __u8 *p;
- s32 v;
+ if (rc == -EPIPE) {
+ hid_err(hdev, "device parameters not found\n");
+ rc = -ENODEV;
+ goto cleanup;
+ } else if (rc < 0) {
+ hid_err(hdev, "failed to get device parameters: %d\n", rc);
+ rc = -ENODEV;
+ goto cleanup;
+ } else if (rc != len) {
+ hid_err(hdev, "invalid device parameters\n");
+ rc = -ENODEV;
+ goto cleanup;
+ }
- /* Extract device parameters */
- params[HUION_PH_ID_X_LM] = le16_to_cpu(buf[1]);
- params[HUION_PH_ID_Y_LM] = le16_to_cpu(buf[2]);
- params[HUION_PH_ID_PRESSURE_LM] = le16_to_cpu(buf[4]);
- resolution = le16_to_cpu(buf[5]);
- if (resolution == 0) {
- params[HUION_PH_ID_X_PM] = 0;
- params[HUION_PH_ID_Y_PM] = 0;
- } else {
- params[HUION_PH_ID_X_PM] = params[HUION_PH_ID_X_LM] *
- 1000 / resolution;
- params[HUION_PH_ID_Y_PM] = params[HUION_PH_ID_Y_LM] *
- 1000 / resolution;
- }
+ /* Extract device parameters */
+ params[HUION_PH_ID_X_LM] = le16_to_cpu(buf[HUION_PRM_X_LM]);
+ params[HUION_PH_ID_Y_LM] = le16_to_cpu(buf[HUION_PRM_Y_LM]);
+ params[HUION_PH_ID_PRESSURE_LM] =
+ le16_to_cpu(buf[HUION_PRM_PRESSURE_LM]);
+ resolution = le16_to_cpu(buf[HUION_PRM_RESOLUTION]);
+ if (resolution == 0) {
+ params[HUION_PH_ID_X_PM] = 0;
+ params[HUION_PH_ID_Y_PM] = 0;
+ } else {
+ params[HUION_PH_ID_X_PM] = params[HUION_PH_ID_X_LM] *
+ 1000 / resolution;
+ params[HUION_PH_ID_Y_PM] = params[HUION_PH_ID_Y_LM] *
+ 1000 / resolution;
+ }
- /* Allocate fixed report descriptor */
- drvdata->rdesc = devm_kmalloc(&hdev->dev,
- sizeof(huion_tablet_rdesc_template),
- GFP_KERNEL);
- if (drvdata->rdesc == NULL) {
- hid_err(hdev, "failed to allocate fixed rdesc\n");
- return -ENOMEM;
- }
- drvdata->rsize = sizeof(huion_tablet_rdesc_template);
+ /* Allocate fixed report descriptor */
+ drvdata->rdesc = devm_kmalloc(&hdev->dev,
+ sizeof(huion_tablet_rdesc_template),
+ GFP_KERNEL);
+ if (drvdata->rdesc == NULL) {
+ hid_err(hdev, "failed to allocate fixed rdesc\n");
+ rc = -ENOMEM;
+ goto cleanup;
+ }
+ drvdata->rsize = sizeof(huion_tablet_rdesc_template);
- /* Format fixed report descriptor */
- memcpy(drvdata->rdesc, huion_tablet_rdesc_template,
- drvdata->rsize);
- for (p = drvdata->rdesc;
- p <= drvdata->rdesc + drvdata->rsize - 4;) {
- if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D &&
- p[3] < sizeof(params)) {
- v = params[p[3]];
- put_unaligned(cpu_to_le32(v), (s32 *)p);
- p += 4;
- } else {
- p++;
- }
+ /* Format fixed report descriptor */
+ memcpy(drvdata->rdesc, huion_tablet_rdesc_template,
+ drvdata->rsize);
+ for (p = drvdata->rdesc;
+ p <= drvdata->rdesc + drvdata->rsize - 4;) {
+ if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D &&
+ p[3] < sizeof(params)) {
+ v = params[p[3]];
+ put_unaligned(cpu_to_le32(v), (s32 *)p);
+ p += 4;
+ } else {
+ p++;
}
}
- return 0;
+ rc = 0;
+
+cleanup:
+ kfree(buf);
+ return rc;
}
static int huion_probe(struct hid_device *hdev, const struct hid_device_id *id)
diff --git a/drivers/hid/hid-kye.c b/drivers/hid/hid-kye.c
index e77696367591..b92bf01a1ae8 100644
--- a/drivers/hid/hid-kye.c
+++ b/drivers/hid/hid-kye.c
@@ -300,7 +300,7 @@ static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
* - change the button usage range to 4-7 for the extra
* buttons
*/
- if (*rsize >= 74 &&
+ if (*rsize >= 75 &&
rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index a976f48263f6..f91ff145db9a 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -345,14 +345,14 @@ static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
struct usb_device_descriptor *udesc;
__u16 bcdDevice, rev_maj, rev_min;
- if ((drv_data->quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
+ if ((drv_data->quirks & LG_RDESC) && *rsize >= 91 && rdesc[83] == 0x26 &&
rdesc[84] == 0x8c && rdesc[85] == 0x02) {
hid_info(hdev,
"fixing up Logitech keyboard report descriptor\n");
rdesc[84] = rdesc[89] = 0x4d;
rdesc[85] = rdesc[90] = 0x10;
}
- if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
+ if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 51 &&
rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
rdesc[49] == 0x81 && rdesc[50] == 0x06) {
hid_info(hdev,
diff --git a/drivers/hid/hid-lg4ff.c b/drivers/hid/hid-lg4ff.c
index cc2bd2022198..7835717bc020 100644
--- a/drivers/hid/hid-lg4ff.c
+++ b/drivers/hid/hid-lg4ff.c
@@ -451,13 +451,13 @@ static ssize_t lg4ff_range_store(struct device *dev, struct device_attribute *at
drv_data = hid_get_drvdata(hid);
if (!drv_data) {
hid_err(hid, "Private driver data not found!\n");
- return 0;
+ return -EINVAL;
}
entry = drv_data->device_props;
if (!entry) {
hid_err(hid, "Device properties not found!\n");
- return 0;
+ return -EINVAL;
}
if (range == 0)
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index 486dbde2ba2d..9bf8637747a5 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -238,13 +238,6 @@ static void logi_dj_recv_add_djhid_device(struct dj_receiver_dev *djrcv_dev,
return;
}
- if ((dj_report->device_index < DJ_DEVICE_INDEX_MIN) ||
- (dj_report->device_index > DJ_DEVICE_INDEX_MAX)) {
- dev_err(&djrcv_hdev->dev, "%s: invalid device index:%d\n",
- __func__, dj_report->device_index);
- return;
- }
-
if (djrcv_dev->paired_dj_devices[dj_report->device_index]) {
/* The device is already known. No need to reallocate it. */
dbg_hid("%s: device is already known\n", __func__);
@@ -557,7 +550,7 @@ static int logi_dj_ll_raw_request(struct hid_device *hid,
if (!out_buf)
return -ENOMEM;
- if (count < DJREPORT_SHORT_LENGTH - 2)
+ if (count > DJREPORT_SHORT_LENGTH - 2)
count = DJREPORT_SHORT_LENGTH - 2;
out_buf[0] = REPORT_ID_DJ_SHORT;
@@ -663,7 +656,6 @@ static int logi_dj_raw_event(struct hid_device *hdev,
struct dj_receiver_dev *djrcv_dev = hid_get_drvdata(hdev);
struct dj_report *dj_report = (struct dj_report *) data;
unsigned long flags;
- bool report_processed = false;
dbg_hid("%s, size:%d\n", __func__, size);
@@ -691,27 +683,41 @@ static int logi_dj_raw_event(struct hid_device *hdev,
* anything else with it.
*/
+ /* case 1) */
+ if (data[0] != REPORT_ID_DJ_SHORT)
+ return false;
+
+ if ((dj_report->device_index < DJ_DEVICE_INDEX_MIN) ||
+ (dj_report->device_index > DJ_DEVICE_INDEX_MAX)) {
+ /*
+ * Device index is wrong, bail out.
+ * This driver can ignore safely the receiver notifications,
+ * so ignore those reports too.
+ */
+ if (dj_report->device_index != DJ_RECEIVER_INDEX)
+ dev_err(&hdev->dev, "%s: invalid device index:%d\n",
+ __func__, dj_report->device_index);
+ return false;
+ }
+
spin_lock_irqsave(&djrcv_dev->lock, flags);
- if (dj_report->report_id == REPORT_ID_DJ_SHORT) {
- switch (dj_report->report_type) {
- case REPORT_TYPE_NOTIF_DEVICE_PAIRED:
- case REPORT_TYPE_NOTIF_DEVICE_UNPAIRED:
- logi_dj_recv_queue_notification(djrcv_dev, dj_report);
- break;
- case REPORT_TYPE_NOTIF_CONNECTION_STATUS:
- if (dj_report->report_params[CONNECTION_STATUS_PARAM_STATUS] ==
- STATUS_LINKLOSS) {
- logi_dj_recv_forward_null_report(djrcv_dev, dj_report);
- }
- break;
- default:
- logi_dj_recv_forward_report(djrcv_dev, dj_report);
+ switch (dj_report->report_type) {
+ case REPORT_TYPE_NOTIF_DEVICE_PAIRED:
+ case REPORT_TYPE_NOTIF_DEVICE_UNPAIRED:
+ logi_dj_recv_queue_notification(djrcv_dev, dj_report);
+ break;
+ case REPORT_TYPE_NOTIF_CONNECTION_STATUS:
+ if (dj_report->report_params[CONNECTION_STATUS_PARAM_STATUS] ==
+ STATUS_LINKLOSS) {
+ logi_dj_recv_forward_null_report(djrcv_dev, dj_report);
}
- report_processed = true;
+ break;
+ default:
+ logi_dj_recv_forward_report(djrcv_dev, dj_report);
}
spin_unlock_irqrestore(&djrcv_dev->lock, flags);
- return report_processed;
+ return true;
}
static int logi_dj_probe(struct hid_device *hdev,
diff --git a/drivers/hid/hid-logitech-dj.h b/drivers/hid/hid-logitech-dj.h
index 4a4000340ce1..daeb0aa4bee9 100644
--- a/drivers/hid/hid-logitech-dj.h
+++ b/drivers/hid/hid-logitech-dj.h
@@ -27,6 +27,7 @@
#define DJ_MAX_PAIRED_DEVICES 6
#define DJ_MAX_NUMBER_NOTIFICATIONS 8
+#define DJ_RECEIVER_INDEX 0
#define DJ_DEVICE_INDEX_MIN 1
#define DJ_DEVICE_INDEX_MAX 6
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index ecc2cbf300cc..29a74c1efcb8 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -290,6 +290,11 @@ static int magicmouse_raw_event(struct hid_device *hdev,
if (size < 4 || ((size - 4) % 9) != 0)
return 0;
npoints = (size - 4) / 9;
+ if (npoints > 15) {
+ hid_warn(hdev, "invalid size value (%d) for TRACKPAD_REPORT_ID\n",
+ size);
+ return 0;
+ }
msc->ntouches = 0;
for (ii = 0; ii < npoints; ii++)
magicmouse_emit_touch(msc, ii, data + ii * 9 + 4);
@@ -307,6 +312,11 @@ static int magicmouse_raw_event(struct hid_device *hdev,
if (size < 6 || ((size - 6) % 8) != 0)
return 0;
npoints = (size - 6) / 8;
+ if (npoints > 15) {
+ hid_warn(hdev, "invalid size value (%d) for MOUSE_REPORT_ID\n",
+ size);
+ return 0;
+ }
msc->ntouches = 0;
for (ii = 0; ii < npoints; ii++)
magicmouse_emit_touch(msc, ii, data + ii * 8 + 6);
diff --git a/drivers/hid/hid-monterey.c b/drivers/hid/hid-monterey.c
index 9e14c00eb1b6..25daf28b26bd 100644
--- a/drivers/hid/hid-monterey.c
+++ b/drivers/hid/hid-monterey.c
@@ -24,7 +24,7 @@
static __u8 *mr_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
- if (*rsize >= 30 && rdesc[29] == 0x05 && rdesc[30] == 0x09) {
+ if (*rsize >= 31 && rdesc[29] == 0x05 && rdesc[30] == 0x09) {
hid_info(hdev, "fixing up button/consumer in HID report descriptor\n");
rdesc[30] = 0x0c;
}
diff --git a/drivers/hid/hid-petalynx.c b/drivers/hid/hid-petalynx.c
index 736b2502df4f..6aca4f2554bf 100644
--- a/drivers/hid/hid-petalynx.c
+++ b/drivers/hid/hid-petalynx.c
@@ -25,7 +25,7 @@
static __u8 *pl_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
- if (*rsize >= 60 && rdesc[39] == 0x2a && rdesc[40] == 0xf5 &&
+ if (*rsize >= 62 && rdesc[39] == 0x2a && rdesc[40] == 0xf5 &&
rdesc[41] == 0x00 && rdesc[59] == 0x26 &&
rdesc[60] == 0xf9 && rdesc[61] == 0x00) {
hid_info(hdev, "fixing up Petalynx Maxter Remote report descriptor\n");
diff --git a/drivers/hid/hid-picolcd_core.c b/drivers/hid/hid-picolcd_core.c
index acbb021065ec..020df3c2e8b4 100644
--- a/drivers/hid/hid-picolcd_core.c
+++ b/drivers/hid/hid-picolcd_core.c
@@ -350,6 +350,12 @@ static int picolcd_raw_event(struct hid_device *hdev,
if (!data)
return 1;
+ if (size > 64) {
+ hid_warn(hdev, "invalid size value (%d) for picolcd raw event\n",
+ size);
+ return 0;
+ }
+
if (report->id == REPORT_KEY_STATE) {
if (data->input_keys)
ret = picolcd_raw_keypad(data, report, raw_data+1, size-1);
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
index 0dc25142f451..8389e8109218 100644
--- a/drivers/hid/hid-rmi.c
+++ b/drivers/hid/hid-rmi.c
@@ -909,10 +909,15 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)
return ret;
}
- if (!test_bit(RMI_STARTED, &data->flags)) {
- hid_hw_stop(hdev);
- return -EIO;
- }
+ if (!test_bit(RMI_STARTED, &data->flags))
+ /*
+ * The device maybe in the bootloader if rmi_input_configured
+ * failed to find F11 in the PDT. Print an error, but don't
+ * return an error from rmi_probe so that hidraw will be
+ * accessible from userspace. That way a userspace tool
+ * can be used to reload working firmware on the touchpad.
+ */
+ hid_err(hdev, "Device failed to be properly configured\n");
return 0;
}
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index e244e449cbba..2ac25760a9a9 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -604,9 +604,9 @@ static int sensor_hub_probe(struct hid_device *hdev,
ret = -EINVAL;
goto err_stop_hw;
}
- sd->hid_sensor_hub_client_devs = kzalloc(dev_cnt *
- sizeof(struct mfd_cell),
- GFP_KERNEL);
+ sd->hid_sensor_hub_client_devs = devm_kzalloc(&hdev->dev, dev_cnt *
+ sizeof(struct mfd_cell),
+ GFP_KERNEL);
if (sd->hid_sensor_hub_client_devs == NULL) {
hid_err(hdev, "Failed to allocate memory for mfd cells\n");
ret = -ENOMEM;
@@ -618,11 +618,12 @@ static int sensor_hub_probe(struct hid_device *hdev,
if (collection->type == HID_COLLECTION_PHYSICAL) {
- hsdev = kzalloc(sizeof(*hsdev), GFP_KERNEL);
+ hsdev = devm_kzalloc(&hdev->dev, sizeof(*hsdev),
+ GFP_KERNEL);
if (!hsdev) {
hid_err(hdev, "cannot allocate hid_sensor_hub_device\n");
ret = -ENOMEM;
- goto err_no_mem;
+ goto err_stop_hw;
}
hsdev->hdev = hdev;
hsdev->vendor_id = hdev->vendor;
@@ -631,13 +632,13 @@ static int sensor_hub_probe(struct hid_device *hdev,
if (last_hsdev)
last_hsdev->end_collection_index = i;
last_hsdev = hsdev;
- name = kasprintf(GFP_KERNEL, "HID-SENSOR-%x",
- collection->usage);
+ name = devm_kasprintf(&hdev->dev, GFP_KERNEL,
+ "HID-SENSOR-%x",
+ collection->usage);
if (name == NULL) {
hid_err(hdev, "Failed MFD device name\n");
ret = -ENOMEM;
- kfree(hsdev);
- goto err_no_mem;
+ goto err_stop_hw;
}
sd->hid_sensor_hub_client_devs[
sd->hid_sensor_client_cnt].id =
@@ -661,16 +662,10 @@ static int sensor_hub_probe(struct hid_device *hdev,
ret = mfd_add_devices(&hdev->dev, 0, sd->hid_sensor_hub_client_devs,
sd->hid_sensor_client_cnt, NULL, 0, NULL);
if (ret < 0)
- goto err_no_mem;
+ goto err_stop_hw;
return ret;
-err_no_mem:
- for (i = 0; i < sd->hid_sensor_client_cnt; ++i) {
- kfree(sd->hid_sensor_hub_client_devs[i].name);
- kfree(sd->hid_sensor_hub_client_devs[i].platform_data);
- }
- kfree(sd->hid_sensor_hub_client_devs);
err_stop_hw:
hid_hw_stop(hdev);
@@ -681,7 +676,6 @@ static void sensor_hub_remove(struct hid_device *hdev)
{
struct sensor_hub_data *data = hid_get_drvdata(hdev);
unsigned long flags;
- int i;
hid_dbg(hdev, " hardware removed\n");
hid_hw_close(hdev);
@@ -691,11 +685,6 @@ static void sensor_hub_remove(struct hid_device *hdev)
complete(&data->pending.ready);
spin_unlock_irqrestore(&data->lock, flags);
mfd_remove_devices(&hdev->dev);
- for (i = 0; i < data->hid_sensor_client_cnt; ++i) {
- kfree(data->hid_sensor_hub_client_devs[i].name);
- kfree(data->hid_sensor_hub_client_devs[i].platform_data);
- }
- kfree(data->hid_sensor_hub_client_devs);
hid_set_drvdata(hdev, NULL);
mutex_destroy(&data->mutex);
}
diff --git a/drivers/hid/hid-sunplus.c b/drivers/hid/hid-sunplus.c
index 87fc91e1c8de..91072fa54663 100644
--- a/drivers/hid/hid-sunplus.c
+++ b/drivers/hid/hid-sunplus.c
@@ -24,7 +24,7 @@
static __u8 *sp_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
- if (*rsize >= 107 && rdesc[104] == 0x26 && rdesc[105] == 0x80 &&
+ if (*rsize >= 112 && rdesc[104] == 0x26 && rdesc[105] == 0x80 &&
rdesc[106] == 0x03) {
hid_info(hdev, "fixing up Sunplus Wireless Desktop report descriptor\n");
rdesc[105] = rdesc[110] = 0x03;
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index 3e388ec31da8..f0db7eca9023 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -1416,6 +1416,7 @@ static void wacom_remove(struct hid_device *hdev)
kfree(wacom);
}
+#ifdef CONFIG_PM
static int wacom_resume(struct hid_device *hdev)
{
struct wacom *wacom = hid_get_drvdata(hdev);
@@ -1436,6 +1437,7 @@ static int wacom_reset_resume(struct hid_device *hdev)
{
return wacom_resume(hdev);
}
+#endif /* CONFIG_PM */
static struct hid_driver wacom_driver = {
.name = "wacom",
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.