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HID: alps: pass correct sizes to hid_hw_raw_request()

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Calculating size of the report as sizeof(pointer) always passess the length
corresponding to the pointer type, not the underlying data report.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Jiri Kosina 2016-06-20 11:16:18 +02:00
parent 41f61ecc50
commit 63b3a7d0f9
1 changed files with 4 additions and 3 deletions
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7
drivers/hid/hid-alps.c
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@ -136,7 +136,8 @@ static int u1_read_write_register(struct hid_device *hdev, u32 address,
input[7] = check_sum;
ret = hid_hw_raw_request(hdev, U1_FEATURE_REPORT_ID, input,
sizeof(input), HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
sizeof(u8)*U1_FEATURE_REPORT_LEN, HID_FEATURE_REPORT,
HID_REQ_SET_REPORT);
if (ret < 0) {
dev_err(&hdev->dev, "failed to read command (%d)\n", ret);
@ -145,8 +146,8 @@ static int u1_read_write_register(struct hid_device *hdev, u32 address,
if (read_flag) {
ret = hid_hw_raw_request(hdev, U1_FEATURE_REPORT_ID, readbuf,
sizeof(readbuf), HID_FEATURE_REPORT,
HID_REQ_GET_REPORT);
sizeof(u8)*U1_FEATURE_REPORT_LEN,
HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
if (ret < 0) {
dev_err(&hdev->dev, "failed read register (%d)\n", ret);