[PATCH 2/2] tpm/tpm_ibmvtpm: Remove unnecessary casts

[Anton Blanchard <anton@samba.org>]

There is no need to cast from a void pointer to another pointer.

Signed-off-by: Anton Blanchard <anton@samba.org>
---

Index: b/drivers/char/tpm/tpm_ibmvtpm.c
===================================================================
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -65,7 +65,7 @@ static struct ibmvtpm_dev *ibmvtpm_get_d
 	struct tpm_chip *chip = dev_get_drvdata(dev);
 
 	BUG_ON(!chip);
-	return (struct ibmvtpm_dev *)TPM_VPRIV(chip);
+	return TPM_VPRIV(chip);
 }
 
 /**
@@ -83,7 +83,7 @@ static int tpm_ibmvtpm_recv(struct tpm_c
 	u16 len;
 	int sig;
 
-	ibmvtpm = (struct ibmvtpm_dev *)TPM_VPRIV(chip);
+	ibmvtpm = TPM_VPRIV(chip);
 
 	if (!ibmvtpm->rtce_buf) {
 		dev_err(ibmvtpm->dev, "ibmvtpm device is not ready\n");
@@ -127,7 +127,7 @@ static int tpm_ibmvtpm_send(struct tpm_c
 	u64 *word = (u64 *) &crq;
 	int rc;
 
-	ibmvtpm = (struct ibmvtpm_dev *)TPM_VPRIV(chip);
+	ibmvtpm = TPM_VPRIV(chip);
 
 	if (!ibmvtpm->rtce_buf) {
 		dev_err(ibmvtpm->dev, "ibmvtpm device is not ready\n");
@@ -521,7 +521,7 @@ static void ibmvtpm_crq_process(struct i
  **/
 static irqreturn_t ibmvtpm_interrupt(int irq, void *vtpm_instance)
 {
-	struct ibmvtpm_dev *ibmvtpm = (struct ibmvtpm_dev *) vtpm_instance;
+	struct ibmvtpm_dev *ibmvtpm = vtpm_instance;
 	struct ibmvtpm_crq *crq;
 
 	/* while loop is needed for initial setup (get version and