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-rw-r--r--drivers/hid/hid-hyperv.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 208cf8d981a5..0be717bb09d4 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -22,9 +22,6 @@ struct hv_input_dev_info {
unsigned short reserved[11];
};
-/* The maximum size of a synthetic input message. */
-#define SYNTHHID_MAX_INPUT_REPORT_SIZE 16
-
/*
* Current version
*
@@ -59,11 +56,6 @@ struct synthhid_msg_hdr {
u32 size;
};
-struct synthhid_msg {
- struct synthhid_msg_hdr header;
- char data[]; /* Enclosed message */
-};
-
union synthhid_version {
struct {
u16 minor_version;
@@ -251,7 +243,7 @@ static void mousevsc_on_receive(struct hv_device *device,
struct vmpacket_descriptor *packet)
{
struct pipe_prt_msg *pipe_msg;
- struct synthhid_msg *hid_msg;
+ struct synthhid_msg_hdr *hid_msg_hdr;
struct mousevsc_dev *input_dev = hv_get_drvdata(device);
struct synthhid_input_report *input_report;
size_t len;
@@ -262,9 +254,9 @@ static void mousevsc_on_receive(struct hv_device *device,
if (pipe_msg->type != PIPE_MESSAGE_DATA)
return;
- hid_msg = (struct synthhid_msg *)pipe_msg->data;
+ hid_msg_hdr = (struct synthhid_msg_hdr *)pipe_msg->data;
- switch (hid_msg->header.type) {
+ switch (hid_msg_hdr->type) {
case SYNTH_HID_PROTOCOL_RESPONSE:
/*
* While it will be impossible for us to protect against
@@ -309,7 +301,7 @@ static void mousevsc_on_receive(struct hv_device *device,
break;
default:
pr_err("unsupported hid msg type - type %d len %d\n",
- hid_msg->header.type, hid_msg->header.size);
+ hid_msg_hdr->type, hid_msg_hdr->size);
break;
}