diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 82c5edd..beedd86 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -142,17 +142,6 @@ static void isapnp_write_word(unsigned char idx, unsigned short val)
 	isapnp_write_byte(idx+1, val);
 }
 
-static void *isapnp_alloc(long size)
-{
-	void *result;
-
-	result = kmalloc(size, GFP_KERNEL);
-	if (!result)
-		return NULL;
-	memset(result, 0, size);
-	return result;
-}
-
 static void isapnp_key(void)
 {
 	unsigned char code = 0x6a, msb;
@@ -406,7 +395,7 @@ static void isapnp_parse_id(struct pnp_dev * dev, unsigned short vendor, unsigne
 	struct pnp_id * id;
 	if (!dev)
 		return;
-	id = isapnp_alloc(sizeof(struct pnp_id));
+	id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
 	if (!id)
 		return;
 	sprintf(id->id, "%c%c%c%x%x%x%x",
@@ -430,7 +419,7 @@ static struct pnp_dev * __init isapnp_parse_device(struct pnp_card *card, int si
 	struct pnp_dev *dev;
 
 	isapnp_peek(tmp, size);
-	dev = isapnp_alloc(sizeof(struct pnp_dev));
+	dev = kcalloc(1, sizeof(struct pnp_dev), GFP_KERNEL);
 	if (!dev)
 		return NULL;
 	dev->number = number;
@@ -461,7 +450,7 @@ static void __init isapnp_parse_irq_resource(struct pnp_option *option,
 	unsigned long bits;
 
 	isapnp_peek(tmp, size);
-	irq = isapnp_alloc(sizeof(struct pnp_irq));
+	irq = kcalloc(1, sizeof(struct pnp_irq), GFP_KERNEL);
 	if (!irq)
 		return;
 	bits = (tmp[1] << 8) | tmp[0];
@@ -485,7 +474,7 @@ static void __init isapnp_parse_dma_resource(struct pnp_option *option,
 	struct pnp_dma *dma;
 
 	isapnp_peek(tmp, size);
-	dma = isapnp_alloc(sizeof(struct pnp_dma));
+	dma = kcalloc(1, sizeof(struct pnp_dma), GFP_KERNEL);
 	if (!dma)
 		return;
 	dma->map = tmp[0];
@@ -505,7 +494,7 @@ static void __init isapnp_parse_port_resource(struct pnp_option *option,
 	struct pnp_port *port;
 
 	isapnp_peek(tmp, size);
-	port = isapnp_alloc(sizeof(struct pnp_port));
+	port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
 	if (!port)
 		return;
 	port->min = (tmp[2] << 8) | tmp[1];
@@ -528,7 +517,7 @@ static void __init isapnp_parse_fixed_port_resource(struct pnp_option *option,
 	struct pnp_port *port;
 
 	isapnp_peek(tmp, size);
-	port = isapnp_alloc(sizeof(struct pnp_port));
+	port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
 	if (!port)
 		return;
 	port->min = port->max = (tmp[1] << 8) | tmp[0];
@@ -550,7 +539,7 @@ static void __init isapnp_parse_mem_resource(struct pnp_option *option,
 	struct pnp_mem *mem;
 
 	isapnp_peek(tmp, size);
-	mem = isapnp_alloc(sizeof(struct pnp_mem));
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = ((tmp[2] << 8) | tmp[1]) << 8;
@@ -573,7 +562,7 @@ static void __init isapnp_parse_mem32_resource(struct pnp_option *option,
 	struct pnp_mem *mem;
 
 	isapnp_peek(tmp, size);
-	mem = isapnp_alloc(sizeof(struct pnp_mem));
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = (tmp[4] << 24) | (tmp[3] << 16) | (tmp[2] << 8) | tmp[1];
@@ -595,7 +584,7 @@ static void __init isapnp_parse_fixed_mem32_resource(struct pnp_option *option,
 	struct pnp_mem *mem;
 
 	isapnp_peek(tmp, size);
-	mem = isapnp_alloc(sizeof(struct pnp_mem));
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = mem->max = (tmp[4] << 24) | (tmp[3] << 16) | (tmp[2] << 8) | tmp[1];
@@ -838,7 +827,7 @@ static unsigned char __init isapnp_checksum(unsigned char *data)
 
 static void isapnp_parse_card_id(struct pnp_card * card, unsigned short vendor, unsigned short device)
 {
-	struct pnp_id * id = isapnp_alloc(sizeof(struct pnp_id));
+	struct pnp_id * id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
 	if (!id)
 		return;
 	sprintf(id->id, "%c%c%c%x%x%x%x",
@@ -874,7 +863,7 @@ static int __init isapnp_build_device_list(void)
 			header[4], header[5], header[6], header[7], header[8]);
 		printk(KERN_DEBUG "checksum = 0x%x\n", checksum);
 #endif
-		if ((card = isapnp_alloc(sizeof(struct pnp_card))) == NULL)
+		if ((card = kcalloc(1, sizeof(struct pnp_card), GFP_KERNEL)) == NULL)
 			continue;
 
 		card->number = csn;
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 8655dd2..d3d292e 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -41,14 +41,6 @@ static inline int is_exclusive_device(struct acpi_device *dev)
 	return (!acpi_match_ids(dev, excluded_id_list));
 }
 
-void *pnpacpi_kmalloc(size_t size, int f)
-{
-	void *p = kmalloc(size, f);
-	if (p)
-		memset(p, 0, size);
-	return p;
-}
-
 /*
  * Compatible Device IDs
  */
@@ -143,7 +135,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 		return 0;
 
 	pnp_dbg("ACPI device : hid %s", acpi_device_hid(device));
-	dev =  pnpacpi_kmalloc(sizeof(struct pnp_dev), GFP_KERNEL);
+	dev =  kcalloc(1, sizeof(struct pnp_dev), GFP_KERNEL);
 	if (!dev) {
 		pnp_err("Out of memory");
 		return -ENOMEM;
@@ -173,7 +165,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 	dev->number = num;
 	
 	/* set the initial values for the PnP device */
-	dev_id = pnpacpi_kmalloc(sizeof(struct pnp_id), GFP_KERNEL);
+	dev_id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
 	if (!dev_id)
 		goto err;
 	pnpidacpi_to_pnpid(acpi_device_hid(device), dev_id->id);
@@ -205,8 +197,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 		for (i = 0; i < cid_list->count; i++) {
 			if (!ispnpidacpi(cid_list->id[i].value))
 				continue;
-			dev_id = pnpacpi_kmalloc(sizeof(struct pnp_id), 
-				GFP_KERNEL);
+			dev_id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
 			if (!dev_id)
 				continue;
 
diff --git a/drivers/pnp/pnpacpi/pnpacpi.h b/drivers/pnp/pnpacpi/pnpacpi.h
index 76f907e..f28e2ed 100644
--- a/drivers/pnp/pnpacpi/pnpacpi.h
+++ b/drivers/pnp/pnpacpi/pnpacpi.h
@@ -5,7 +5,6 @@
 #include <linux/acpi.h>
 #include <linux/pnp.h>
 
-void *pnpacpi_kmalloc(size_t size, int f);
 acpi_status pnpacpi_parse_allocated_resource(acpi_handle, struct pnp_resource_table*);
 acpi_status pnpacpi_parse_resource_option_data(acpi_handle, struct pnp_dev*);
 int pnpacpi_encode_resources(struct pnp_resource_table *, struct acpi_buffer *);
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index 75575f6..675b76a 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -244,7 +244,7 @@ static void pnpacpi_parse_dma_option(struct pnp_option *option, struct acpi_reso
 
 	if (p->number_of_channels == 0)
 		return;
-	dma = pnpacpi_kmalloc(sizeof(struct pnp_dma), GFP_KERNEL);
+	dma = kcalloc(1, sizeof(struct pnp_dma), GFP_KERNEL);
 	if (!dma)
 		return;
 
@@ -300,7 +300,7 @@ static void pnpacpi_parse_irq_option(struct pnp_option *option,
 	
 	if (p->number_of_interrupts == 0)
 		return;
-	irq = pnpacpi_kmalloc(sizeof(struct pnp_irq), GFP_KERNEL);
+	irq = kcalloc(1, sizeof(struct pnp_irq), GFP_KERNEL);
 	if (!irq)
 		return;
 
@@ -321,7 +321,7 @@ static void pnpacpi_parse_ext_irq_option(struct pnp_option *option,
 
 	if (p->number_of_interrupts == 0)
 		return;
-	irq = pnpacpi_kmalloc(sizeof(struct pnp_irq), GFP_KERNEL);
+	irq = kcalloc(1, sizeof(struct pnp_irq), GFP_KERNEL);
 	if (!irq)
 		return;
 
@@ -342,7 +342,7 @@ pnpacpi_parse_port_option(struct pnp_option *option,
 
 	if (io->range_length == 0)
 		return;
-	port = pnpacpi_kmalloc(sizeof(struct pnp_port), GFP_KERNEL);
+	port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
 	if (!port)
 		return;
 	port->min = io->min_base_address;
@@ -363,7 +363,7 @@ pnpacpi_parse_fixed_port_option(struct pnp_option *option,
 
 	if (io->range_length == 0)
 		return;
-	port = pnpacpi_kmalloc(sizeof(struct pnp_port), GFP_KERNEL);
+	port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
 	if (!port)
 		return;
 	port->min = port->max = io->base_address;
@@ -382,7 +382,7 @@ pnpacpi_parse_mem24_option(struct pnp_option *option,
 
 	if (p->range_length == 0)
 		return;
-	mem = pnpacpi_kmalloc(sizeof(struct pnp_mem), GFP_KERNEL);
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = p->min_base_address;
@@ -405,7 +405,7 @@ pnpacpi_parse_mem32_option(struct pnp_option *option,
 
 	if (p->range_length == 0)
 		return;
-	mem = pnpacpi_kmalloc(sizeof(struct pnp_mem), GFP_KERNEL);
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = p->min_base_address;
@@ -428,7 +428,7 @@ pnpacpi_parse_fixed_mem32_option(struct pnp_option *option,
 
 	if (p->range_length == 0)
 		return;
-	mem = pnpacpi_kmalloc(sizeof(struct pnp_mem), GFP_KERNEL);
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = mem->max = p->range_base_address;
@@ -612,7 +612,7 @@ int pnpacpi_build_resource_template(acpi_handle handle,
 	if (!res_cnt)
 		return -EINVAL;
 	buffer->length = sizeof(struct acpi_resource) * (res_cnt + 1) + 1;
-	buffer->pointer = pnpacpi_kmalloc(buffer->length - 1, GFP_KERNEL);
+	buffer->pointer = kcalloc(1, buffer->length - 1, GFP_KERNEL);
 	if (!buffer->pointer)
 		return -ENOMEM;
 	pnp_dbg("Res cnt %d", res_cnt);
diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c
index 778a324..f49674f 100644
--- a/drivers/pnp/pnpbios/core.c
+++ b/drivers/pnp/pnpbios/core.c
@@ -86,16 +86,6 @@ int pnp_bios_present(void)
 
 struct pnp_dev_node_info node_info;
 
-void *pnpbios_kmalloc(size_t size, int f)
-{
-	void *p = kmalloc( size, f );
-	if ( p == NULL )
-		printk(KERN_ERR "PnPBIOS: kmalloc() failed\n");
-	else
-		memset(p, 0, size);
-	return p;
-}
-
 /*
  *
  * DOCKING FUNCTIONS
@@ -121,10 +111,10 @@ static int pnp_dock_event(int dock, struct pnp_docking_station_info *info)
 	if (!current->fs->root) {
 		return -EAGAIN;
 	}
-	if (!(envp = (char **) pnpbios_kmalloc (20 * sizeof (char *), GFP_KERNEL))) {
+	if (!(envp = (char **) kcalloc (20, sizeof (char *), GFP_KERNEL))) {
 		return -ENOMEM;
 	}
-	if (!(buf = pnpbios_kmalloc (256, GFP_KERNEL))) {
+	if (!(buf = kcalloc (1, 256, GFP_KERNEL))) {
 		kfree (envp);
 		return -ENOMEM;
 	}
@@ -231,7 +221,7 @@ static int pnpbios_get_resources(struct pnp_dev * dev, struct pnp_resource_table
 	if(!pnpbios_is_dynamic(dev))
 		return -EPERM;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return -1;
 	if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) {
@@ -254,7 +244,7 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table
 	if (!pnpbios_is_dynamic(dev))
 		return -EPERM;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return -1;
 	if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) {
@@ -305,7 +295,7 @@ static int pnpbios_disable_resources(struct pnp_dev *dev)
 	if(dev->flags & PNPBIOS_NO_DISABLE || !pnpbios_is_dynamic(dev))
 		return -EPERM;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return -ENOMEM;
 
@@ -347,7 +337,7 @@ static int insert_device(struct pnp_dev *dev, struct pnp_bios_node * node)
 	}
 
 	/* set the initial values for the PnP device */
-	dev_id = pnpbios_kmalloc(sizeof(struct pnp_id), GFP_KERNEL);
+	dev_id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
 	if (!dev_id)
 		return -1;
 	pnpid32_to_pnpid(node->eisa_id,id);
@@ -385,7 +375,7 @@ static void __init build_devlist(void)
 	struct pnp_bios_node *node;
 	struct pnp_dev *dev;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return;
 
@@ -402,7 +392,7 @@ static void __init build_devlist(void)
 				break;
 		}
 		nodes_got++;
-		dev =  pnpbios_kmalloc(sizeof (struct pnp_dev), GFP_KERNEL);
+		dev =  kcalloc(1, sizeof (struct pnp_dev), GFP_KERNEL);
 		if (!dev)
 			break;
 		if(insert_device(dev,node)<0)
diff --git a/drivers/pnp/pnpbios/pnpbios.h b/drivers/pnp/pnpbios/pnpbios.h
index 01896e7..d8cb2fd 100644
--- a/drivers/pnp/pnpbios/pnpbios.h
+++ b/drivers/pnp/pnpbios/pnpbios.h
@@ -26,7 +26,6 @@ union pnp_bios_install_struct {
 
 extern int pnp_bios_present(void);
 extern int  pnpbios_dont_use_current_config;
-extern void *pnpbios_kmalloc(size_t size, int f);
 
 extern int pnpbios_parse_data_stream(struct pnp_dev *dev, struct pnp_bios_node * node);
 extern int pnpbios_read_resources_from_node(struct pnp_resource_table *res, struct pnp_bios_node * node);
diff --git a/drivers/pnp/pnpbios/proc.c b/drivers/pnp/pnpbios/proc.c
index 6bb8e19..5a3dfc9 100644
--- a/drivers/pnp/pnpbios/proc.c
+++ b/drivers/pnp/pnpbios/proc.c
@@ -87,7 +87,7 @@ static int proc_read_escd(char *buf, char **start, off_t pos,
 		return -EFBIG;
 	}
 
-	tmpbuf = pnpbios_kmalloc(escd.escd_size, GFP_KERNEL);
+	tmpbuf = kcalloc(1, escd.escd_size, GFP_KERNEL);
 	if (!tmpbuf) return -ENOMEM;
 
 	if (pnp_bios_read_escd(tmpbuf, escd.nv_storage_base)) {
@@ -133,7 +133,7 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
 	if (pos >= 0xff)
 		return 0;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node) return -ENOMEM;
 
 	for (nodenum=pos; nodenum<0xff; ) {
@@ -168,7 +168,7 @@ static int proc_read_node(char *buf, char **start, off_t pos,
 	u8 nodenum = (long)data;
 	int len;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node) return -ENOMEM;
 	if (pnp_bios_get_dev_node(&nodenum, boot, node)) {
 		kfree(node);
@@ -188,7 +188,7 @@ static int proc_write_node(struct file *file, const char __user *buf,
 	u8 nodenum = (long)data;
 	int ret = count;
 
-	node = pnpbios_kmalloc(node_info.max_node_size, GFP_KERNEL);
+	node = kcalloc(1, node_info.max_node_size, GFP_KERNEL);
 	if (!node)
 		return -ENOMEM;
 	if (pnp_bios_get_dev_node(&nodenum, boot, node)) {
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index e305bb1..b0ca65b 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -247,7 +247,7 @@ static void
 pnpbios_parse_mem_option(unsigned char *p, int size, struct pnp_option *option)
 {
 	struct pnp_mem * mem;
-	mem = pnpbios_kmalloc(sizeof(struct pnp_mem), GFP_KERNEL);
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = ((p[5] << 8) | p[4]) << 8;
@@ -263,7 +263,7 @@ static void
 pnpbios_parse_mem32_option(unsigned char *p, int size, struct pnp_option *option)
 {
 	struct pnp_mem * mem;
-	mem = pnpbios_kmalloc(sizeof(struct pnp_mem), GFP_KERNEL);
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = (p[7] << 24) | (p[6] << 16) | (p[5] << 8) | p[4];
@@ -279,7 +279,7 @@ static void
 pnpbios_parse_fixed_mem32_option(unsigned char *p, int size, struct pnp_option *option)
 {
 	struct pnp_mem * mem;
-	mem = pnpbios_kmalloc(sizeof(struct pnp_mem), GFP_KERNEL);
+	mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
 	if (!mem)
 		return;
 	mem->min = mem->max = (p[7] << 24) | (p[6] << 16) | (p[5] << 8) | p[4];
@@ -296,7 +296,7 @@ pnpbios_parse_irq_option(unsigned char *p, int size, struct pnp_option *option)
 	struct pnp_irq * irq;
 	unsigned long bits;
 
-	irq = pnpbios_kmalloc(sizeof(struct pnp_irq), GFP_KERNEL);
+	irq = kcalloc(1, sizeof(struct pnp_irq), GFP_KERNEL);
 	if (!irq)
 		return;
 	bits = (p[2] << 8) | p[1];
@@ -313,7 +313,7 @@ static void
 pnpbios_parse_dma_option(unsigned char *p, int size, struct pnp_option *option)
 {
 	struct pnp_dma * dma;
-	dma = pnpbios_kmalloc(sizeof(struct pnp_dma), GFP_KERNEL);
+	dma = kcalloc(1, sizeof(struct pnp_dma), GFP_KERNEL);
 	if (!dma)
 		return;
 	dma->map = p[1];
@@ -326,7 +326,7 @@ static void
 pnpbios_parse_port_option(unsigned char *p, int size, struct pnp_option *option)
 {
 	struct pnp_port * port;
-	port = pnpbios_kmalloc(sizeof(struct pnp_port), GFP_KERNEL);
+	port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
 	if (!port)
 		return;
 	port->min = (p[3] << 8) | p[2];
@@ -342,7 +342,7 @@ static void
 pnpbios_parse_fixed_port_option(unsigned char *p, int size, struct pnp_option *option)
 {
 	struct pnp_port * port;
-	port = pnpbios_kmalloc(sizeof(struct pnp_port), GFP_KERNEL);
+	port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
 	if (!port)
 		return;
 	port->min = port->max = (p[2] << 8) | p[1];
@@ -530,7 +530,7 @@ pnpbios_parse_compatible_ids(unsigned char *p, unsigned char *end, struct pnp_de
 		case SMALL_TAG_COMPATDEVID: /* compatible ID */
 			if (len != 4)
 				goto len_err;
-			dev_id =  pnpbios_kmalloc(sizeof (struct pnp_id), GFP_KERNEL);
+			dev_id =  kcalloc(1, sizeof (struct pnp_id), GFP_KERNEL);
 			if (!dev_id)
 				return NULL;
 			memset(dev_id, 0, sizeof(struct pnp_id));