Staging: hv: mousevsc: Get rid of unnecessary comments

Get rid of unnecessary comments.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/hv_mouse.c

@@ -26,9 +26,6 @@
 #include "hyperv.h"
 
 
-/*
- * Data types
- */
 struct hv_input_dev_info {
 	unsigned int size;
 	unsigned short vendor;
@@ -137,9 +134,6 @@ struct pipe_prt_msg {
 	char data[1];
 };
 
-/*
- * Data types
- */
 struct  mousevsc_prt_msg {
 	enum pipe_prot_msg_type type;
 	u32 size;
@@ -206,11 +200,9 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
 	/* Assume success for now */
 	input_device->dev_info_status = 0;
 
-	/* Save the device attr */
 	memcpy(&input_device->hid_dev_info, &device_info->hid_dev_info,
 		sizeof(struct hv_input_dev_info));
 
-	/* Save the hid desc */
 	desc = &device_info->hid_descriptor;
 	WARN_ON(desc->bLength == 0);
 
@@ -221,7 +213,6 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
 
 	memcpy(input_device->hid_desc, desc, desc->bLength);
 
-	/* Save the report desc */
 	input_device->report_desc_size = desc->desc[0].wDescriptorLength;
 	if (input_device->report_desc_size == 0)
 		goto cleanup;
@@ -368,10 +359,6 @@ static void mousevsc_on_channel_callback(void *context)
 					bufferlen = packetSize;
 				}
 			} else {
-				/*
-				 * pr_debug("nothing else to read...");
-				 * reset
-				 */
 				if (bufferlen > packetSize) {
 					kfree(buffer);
 
@@ -388,8 +375,6 @@ static void mousevsc_on_channel_callback(void *context)
 			if (buffer == NULL) {
 				buffer = packet;
 				bufferlen = packetSize;
-
-				/* Try again next time around */
 				break;
 			}
 		}
@@ -409,9 +394,6 @@ static int mousevsc_connect_to_vsp(struct hv_device *device)
 
 	request = &input_dev->protocol_req;
 
-	/*
-	 * Now, initiate the vsc/vsp initialization protocol on the open channel
-	 */
 	memset(request, 0, sizeof(struct mousevsc_prt_msg));
 
 	request->type = PIPE_MESSAGE_DATA;
@@ -525,7 +507,6 @@ static int mousevsc_on_device_add(struct hv_device *device)
 
 	input_dev->init_complete = false;
 
-	/* Open the channel */
 	ret = vmbus_open(device->channel,
 		INPUTVSC_SEND_RING_BUFFER_SIZE,
 		INPUTVSC_RECV_RING_BUFFER_SIZE,
@@ -550,7 +531,6 @@ static int mousevsc_on_device_add(struct hv_device *device)
 	}
 
 
-	/* Send the report desc back up */
 	/* workaround SA-167 */
 	if (input_dev->report_desc[14] == 0x25)
 		input_dev->report_desc[14] = 0x29;
@@ -567,7 +547,6 @@ static int mousevsc_probe(struct hv_device *dev,
 			const struct hv_vmbus_device_id *dev_id)
 {
 
-	/* Call to the vsc driver to add the device */
 	return mousevsc_on_device_add(dev);
 
 }