diff --git a/kernel/busses/i2c-amd8111.c b/kernel/busses/i2c-amd8111.c
index 20509254..a9014862 100644
--- a/kernel/busses/i2c-amd8111.c
+++ b/kernel/busses/i2c-amd8111.c
@@ -362,7 +362,7 @@ static int __devinit amd8111_probe(struct pci_dev *dev, const struct pci_device_
 	if (~pci_resource_flags(dev, 0) & IORESOURCE_IO)
 		return -1;
 
-	if (!(smbus = (void*)kmalloc(sizeof(struct amd_smbus), GFP_KERNEL)))
+	if (!(smbus = kmalloc(sizeof(struct amd_smbus), GFP_KERNEL)))
 		return -1;
 	memset(smbus, 0, sizeof(struct amd_smbus));
 
diff --git a/kernel/busses/i2c-keywest.c b/kernel/busses/i2c-keywest.c
index 56e1f2d4..02ee7245 100644
--- a/kernel/busses/i2c-keywest.c
+++ b/kernel/busses/i2c-keywest.c
@@ -462,7 +462,7 @@ create_iface(struct device_node* np)
 
 	tsize = sizeof(struct keywest_iface) +
 		(sizeof(struct keywest_chan) + 4) * nchan;
-	iface = (struct keywest_iface *) kmalloc(tsize, GFP_KERNEL);
+	iface = kmalloc(tsize, GFP_KERNEL);
 	if (iface == NULL) {
 		printk(KERN_ERR "i2c-keywest: can't allocate inteface !\n");
 		return -ENOMEM;
diff --git a/kernel/busses/i2c-nforce2.c b/kernel/busses/i2c-nforce2.c
index fccb79ff..fd4354b7 100644
--- a/kernel/busses/i2c-nforce2.c
+++ b/kernel/busses/i2c-nforce2.c
@@ -348,8 +348,7 @@ static int __devinit nforce2_probe(struct pci_dev *dev, const struct pci_device_
 	int res1, res2;
 
 	/* we support 2 SMBus adapters */
-	if (!(smbuses = (void *)kmalloc(2*sizeof(struct nforce2_smbus),
-				       	GFP_KERNEL)))
+	if (!(smbuses = kmalloc(2*sizeof(struct nforce2_smbus), GFP_KERNEL)))
 		return -ENOMEM;
 	memset (smbuses, 0, 2*sizeof(struct nforce2_smbus));
 	pci_set_drvdata(dev, smbuses);