Staging: hv: osd: remove MemAllocZeroed wrapper

Use the "real" kzalloc call instead of a wrapper function.

Cc: Hank Janssen <hjanssen@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/Channel.c

@@ -226,7 +226,7 @@ VmbusChannelOpen(
 
 	// Allocate the ring buffer
 	out = PageAlloc((SendRingBufferSize + RecvRingBufferSize) >> PAGE_SHIFT);
-	//out = MemAllocZeroed(sendRingBufferSize + recvRingBufferSize);
+	//out = kzalloc(sendRingBufferSize + recvRingBufferSize, GFP_KERNEL);
 	ASSERT(out);
 	ASSERT(((unsigned long)out & (PAGE_SIZE-1)) == 0);
 
@@ -421,7 +421,7 @@ VmbusChannelCreateGpadlHeader(
 	{
 		// fill in the header
 		msgSize = sizeof(VMBUS_CHANNEL_MSGINFO) + sizeof(VMBUS_CHANNEL_GPADL_HEADER) + sizeof(GPA_RANGE) + pfnCount*sizeof(u64);
-		msgHeader =  MemAllocZeroed(msgSize);
+		msgHeader =  kzalloc(msgSize, GFP_KERNEL);
 
 		INITIALIZE_LIST_HEAD(&msgHeader->SubMsgList);
 		msgHeader->MessageSize=msgSize;
@@ -458,7 +458,7 @@ VmbusChannelCreateGpadlHeader(
 			}
 
 			msgSize = sizeof(VMBUS_CHANNEL_MSGINFO) + sizeof(VMBUS_CHANNEL_GPADL_BODY) + pfnCurr*sizeof(u64);
-			msgBody =  MemAllocZeroed(msgSize);
+			msgBody = kzalloc(msgSize, GFP_KERNEL);
 			ASSERT(msgBody);
 			msgBody->MessageSize = msgSize;
 			(*MessageCount)++;
@@ -481,7 +481,7 @@ VmbusChannelCreateGpadlHeader(
 	{
 		// everything fits in a header
 		msgSize = sizeof(VMBUS_CHANNEL_MSGINFO) + sizeof(VMBUS_CHANNEL_GPADL_HEADER) + sizeof(GPA_RANGE) + pageCount*sizeof(u64);
-		msgHeader =  MemAllocZeroed(msgSize);
+		msgHeader = kzalloc(msgSize, GFP_KERNEL);
 		msgHeader->MessageSize=msgSize;
 
 		gpaHeader = (VMBUS_CHANNEL_GPADL_HEADER*)msgHeader->Msg;

drivers/staging/hv/Connection.c

@@ -89,7 +89,7 @@ VmbusConnect(
 		goto Cleanup;
 	}
 
-	msgInfo = (VMBUS_CHANNEL_MSGINFO*)MemAllocZeroed(sizeof(VMBUS_CHANNEL_MSGINFO) + sizeof(VMBUS_CHANNEL_INITIATE_CONTACT));
+	msgInfo = kzalloc(sizeof(VMBUS_CHANNEL_MSGINFO) + sizeof(VMBUS_CHANNEL_INITIATE_CONTACT), GFP_KERNEL);
 	if (msgInfo == NULL)
 	{
 		ret = -1;
@@ -207,7 +207,7 @@ VmbusDisconnect(
 	if (gVmbusConnection.ConnectState != Connected)
 		return -1;
 
-	msg = MemAllocZeroed(sizeof(VMBUS_CHANNEL_UNLOAD));
+	msg = kzalloc(sizeof(VMBUS_CHANNEL_UNLOAD), GFP_KERNEL);
 
 	msg->MessageType = ChannelMessageUnload;
 

drivers/staging/hv/NetVsc.c

@@ -122,7 +122,7 @@ static inline NETVSC_DEVICE* AllocNetDevice(DEVICE_OBJECT *Device)
 {
 	NETVSC_DEVICE *netDevice;
 
-	netDevice = MemAllocZeroed(sizeof(NETVSC_DEVICE));
+	netDevice = kzalloc(sizeof(NETVSC_DEVICE), GFP_KERNEL);
 	if (!netDevice)
 		return NULL;
 
@@ -815,7 +815,7 @@ NetVscOnDeviceAdd(
 
 	for (i=0; i < NETVSC_RECEIVE_PACKETLIST_COUNT; i++)
 	{
-		packet = MemAllocZeroed(sizeof(NETVSC_PACKET) + (NETVSC_RECEIVE_SG_COUNT* sizeof(PAGE_BUFFER)));
+		packet = kzalloc(sizeof(NETVSC_PACKET) + (NETVSC_RECEIVE_SG_COUNT* sizeof(PAGE_BUFFER)), GFP_KERNEL);
 		if (!packet)
 		{
 			DPRINT_DBG(NETVSC, "unable to allocate netvsc pkts for receive pool (wanted %d got %d)", NETVSC_RECEIVE_PACKETLIST_COUNT, i);

drivers/staging/hv/RndisFilter.c

@@ -210,7 +210,7 @@ static inline RNDIS_DEVICE* GetRndisDevice(void)
 {
 	RNDIS_DEVICE *device;
 
-	device = MemAllocZeroed(sizeof(RNDIS_DEVICE));
+	device = kzalloc(sizeof(RNDIS_DEVICE), GFP_KERNEL);
 	if (!device)
 	{
 		return NULL;
@@ -242,7 +242,7 @@ static inline RNDIS_REQUEST* GetRndisRequest(RNDIS_DEVICE *Device, u32 MessageTy
 	RNDIS_MESSAGE *rndisMessage;
 	RNDIS_SET_REQUEST *set;
 
-	request = MemAllocZeroed(sizeof(RNDIS_REQUEST));
+	request = kzalloc(sizeof(RNDIS_REQUEST), GFP_KERNEL);
 	if (!request)
 	{
 		return NULL;

drivers/staging/hv/StorVsc.c

@@ -147,7 +147,7 @@ static inline STORVSC_DEVICE* AllocStorDevice(DEVICE_OBJECT *Device)
 {
 	STORVSC_DEVICE *storDevice;
 
-	storDevice = MemAllocZeroed(sizeof(STORVSC_DEVICE));
+	storDevice = kzalloc(sizeof(STORVSC_DEVICE), GFP_KERNEL);
 	if (!storDevice)
 		return NULL;
 

drivers/staging/hv/include/osd.h

@@ -121,7 +121,6 @@ extern void PageFree(void* page, unsigned int count);
 extern void* MemMapIO(unsigned long phys, unsigned long size);
 extern void MemUnmapIO(void* virt);
 
-extern void* MemAllocZeroed(unsigned int size);
 extern void* MemAllocAtomic(unsigned int size);
 extern void MemFree(void* buf);
 extern void MemoryFence(void);

drivers/staging/hv/osd.c

@@ -189,13 +189,6 @@ void PageUnmapVirtualAddress(void* VirtAddr)
 	kunmap_atomic(VirtAddr, KM_IRQ0);
 }
 
-void* MemAllocZeroed(unsigned int size)
-{
-	void *p = kmalloc(size, GFP_KERNEL);
-	if (p) memset(p, 0, size);
-	return p;
-}
-
 void* MemAllocAtomic(unsigned int size)
 {
 	return kmalloc(size, GFP_ATOMIC);