diff options
| -rw-r--r-- | drivers/hid/hid-sony.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c index 4d6376cac0bd..64f2f51e6698 100644 --- a/drivers/hid/hid-sony.c +++ b/drivers/hid/hid-sony.c @@ -803,6 +803,7 @@ union sixaxis_output_report_01 { #define DS4_REPORT_0x11_SIZE 78 #define DS4_REPORT_0x81_SIZE 7 #define SIXAXIS_REPORT_0xF2_SIZE 17 +#define SIXAXIS_REPORT_0xF5_SIZE 8 static spinlock_t sony_dev_list_lock; static LIST_HEAD(sony_device_list); @@ -1131,13 +1132,15 @@ static void sony_input_configured(struct hid_device *hdev, static int sixaxis_set_operational_usb(struct hid_device *hdev) { int ret; - char *buf = kmalloc(18, GFP_KERNEL); + const int buf_size = + max(SIXAXIS_REPORT_0xF2_SIZE, SIXAXIS_REPORT_0xF5_SIZE); + char *buf = kmalloc(buf_size, GFP_KERNEL); if (!buf) return -ENOMEM; - ret = hid_hw_raw_request(hdev, 0xf2, buf, 17, HID_FEATURE_REPORT, - HID_REQ_GET_REPORT); + ret = hid_hw_raw_request(hdev, 0xf2, buf, SIXAXIS_REPORT_0xF2_SIZE, + HID_FEATURE_REPORT, HID_REQ_GET_REPORT); if (ret < 0) { hid_err(hdev, "can't set operational mode: step 1\n"); @@ -1148,8 +1151,8 @@ static int sixaxis_set_operational_usb(struct hid_device *hdev) * Some compatible controllers like the Speedlink Strike FX and * Gasia need another query plus an USB interrupt to get operational. */ - ret = hid_hw_raw_request(hdev, 0xf5, buf, 8, HID_FEATURE_REPORT, - HID_REQ_GET_REPORT); + ret = hid_hw_raw_request(hdev, 0xf5, buf, SIXAXIS_REPORT_0xF5_SIZE, + HID_FEATURE_REPORT, HID_REQ_GET_REPORT); if (ret < 0) { hid_err(hdev, "can't set operational mode: step 2\n"); |