Commit b888c87b authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

[PATCH] tpm-tidies 



- Various whitespace fixes

- Use kzalloc()

Acked-by: default avatarKylene Hall <kjhall@us.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 1b8333b0

drivers/char/tpm/tpm.c

+11 −24
Original line number Diff line number Diff line
@@ -162,7 +162,8 @@ ssize_t tpm_show_pcrs(struct device *dev, struct device_attribute *attr, 
		    < READ_PCR_RESULT_SIZE){

			dev_dbg(chip->dev, "A TPM error (%d) occurred"

				" attempting to read PCR %d of %d\n",

				be32_to_cpu(*((__be32 *) (data + 6))), i, num_pcrs);

				be32_to_cpu(*((__be32 *) (data + 6))),

				i, num_pcrs);

			goto out;

		}

		str += sprintf(str, "PCR-%02d: ", i);
@@ -194,12 +195,11 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr, 
	if (chip == NULL)

		return -ENODEV;



	data = kmalloc(READ_PUBEK_RESULT_SIZE, GFP_KERNEL);

	data = kzalloc(READ_PUBEK_RESULT_SIZE, GFP_KERNEL);

	if (!data)

		return -ENOMEM;



	memcpy(data, readpubek, sizeof(readpubek));

	memset(data + sizeof(readpubek), 0, 20);	/* zero nonce */



	if ((len = tpm_transmit(chip, data, READ_PUBEK_RESULT_SIZE)) <

	    READ_PUBEK_RESULT_SIZE) {
@@ -243,7 +243,6 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr, 
	kfree(data);

	return rc;

}



EXPORT_SYMBOL_GPL(tpm_show_pubek);



#define CAP_VER_RESULT_SIZE 18
@@ -312,7 +311,6 @@ ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr, 
}

EXPORT_SYMBOL_GPL(tpm_store_cancel);





/*

 * Device file system interface to the TPM

 */
@@ -336,8 +334,7 @@ int tpm_open(struct inode *inode, struct file *file) 
	}



	if (chip->num_opens) {

		dev_dbg(chip->dev,

			"Another process owns this TPM\n");

		dev_dbg(chip->dev, "Another process owns this TPM\n");

		rc = -EBUSY;

		goto err_out;

	}
@@ -363,7 +360,6 @@ int tpm_open(struct inode *inode, struct file *file) 
	spin_unlock(&driver_lock);

	return rc;

}



EXPORT_SYMBOL_GPL(tpm_open);



int tpm_release(struct inode *inode, struct file *file)
@@ -380,7 +376,6 @@ int tpm_release(struct inode *inode, struct file *file) 
	spin_unlock(&driver_lock);

	return 0;

}



EXPORT_SYMBOL_GPL(tpm_release);



ssize_t tpm_write(struct file *file, const char __user *buf,
@@ -441,7 +436,6 @@ ssize_t tpm_read(struct file * file, char __user * buf, 


	return ret_size;

}



EXPORT_SYMBOL_GPL(tpm_read);



void tpm_remove_hardware(struct device *dev)
@@ -465,13 +459,13 @@ void tpm_remove_hardware(struct device *dev) 


	sysfs_remove_group(&dev->kobj, chip->vendor->attr_group);



	dev_mask[chip->dev_num / TPM_NUM_MASK_ENTRIES ] &= !(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES));

	dev_mask[chip->dev_num / TPM_NUM_MASK_ENTRIES ] &=

		!(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES));



	kfree(chip);



	put_device(dev);

}



EXPORT_SYMBOL_GPL(tpm_remove_hardware);



static u8 savestate[] = {
@@ -493,7 +487,6 @@ int tpm_pm_suspend(struct device *dev, pm_message_t pm_state) 
	tpm_transmit(chip, savestate, sizeof(savestate));

	return 0;

}



EXPORT_SYMBOL_GPL(tpm_pm_suspend);



/*
@@ -509,7 +502,6 @@ int tpm_pm_resume(struct device *dev) 


	return 0;

}



EXPORT_SYMBOL_GPL(tpm_pm_resume);



/*
@@ -519,8 +511,7 @@ EXPORT_SYMBOL_GPL(tpm_pm_resume); 
 * upon errant exit from this function specific probe function should call

 * pci_disable_device

 */

int tpm_register_hardware(struct device *dev,

			  struct tpm_vendor_specific *entry)

int tpm_register_hardware(struct device *dev, struct tpm_vendor_specific *entry)

{

#define DEVNAME_SIZE 7
@@ -529,12 +520,10 @@ int tpm_register_hardware(struct device *dev, 
	int i, j;



	/* Driver specific per-device data */

	chip = kmalloc(sizeof(*chip), GFP_KERNEL);

	chip = kzalloc(sizeof(*chip), GFP_KERNEL);

	if (chip == NULL)

		return -ENOMEM;



	memset(chip, 0, sizeof(struct tpm_chip));



	init_MUTEX(&chip->buffer_mutex);

	init_MUTEX(&chip->tpm_mutex);

	INIT_LIST_HEAD(&chip->list);
@@ -558,8 +547,7 @@ int tpm_register_hardware(struct device *dev, 


dev_num_search_complete:

	if (chip->dev_num < 0) {

		dev_err(dev,

			"No available tpm device numbers\n");

		dev_err(dev, "No available tpm device numbers\n");

		kfree(chip);

		return -ENODEV;

	} else if (chip->dev_num == 0)
@@ -597,7 +585,6 @@ int tpm_register_hardware(struct device *dev, 


	return 0;

}



EXPORT_SYMBOL_GPL(tpm_register_hardware);



MODULE_AUTHOR("Leendert van Doorn (leendert@watson.ibm.com)");

drivers/char/tpm/tpm_atmel.c

+8 −9
Original line number Diff line number Diff line
@@ -159,7 +159,7 @@ static struct tpm_vendor_specific tpm_atmel = { 
	.miscdev = { .fops = &atmel_ops, },

};



static struct platform_device *pdev = NULL;

static struct platform_device *pdev;



static void __devexit tpm_atml_remove(struct device *dev)

{
@@ -201,12 +201,10 @@ static int __init init_atmel(void) 
		(tpm_read_index(TPM_ADDR, 0x01) != 0x01 ))

		return -ENODEV;



	pdev = kmalloc(sizeof(struct platform_device), GFP_KERNEL);

	pdev = kzalloc(sizeof(struct platform_device), GFP_KERNEL);

	if ( !pdev )

		return -ENOMEM;



	memset(pdev, 0, sizeof(struct platform_device));



	pdev->name = "tpm_atmel0";

	pdev->id = -1;

	pdev->num_resources = 0;
@@ -234,7 +232,8 @@ static int __init init_atmel(void) 
		return rc;

	}



	dev_info(&pdev->dev, "Atmel TPM 1.1, Base Address: 0x%x\n", tpm_atmel.base);

	dev_info(&pdev->dev, "Atmel TPM 1.1, Base Address: 0x%x\n",

			tpm_atmel.base);

	return 0;

}

drivers/char/tpm/tpm_infineon.c

+4 −4
Original line number Diff line number Diff line
@@ -30,10 +30,10 @@ 
#define	TPM_INFINEON_DEV_VEN_VALUE	0x15D1



/* These values will be filled after PnP-call */

static int TPM_INF_DATA = 0;

static int TPM_INF_ADDR = 0;

static int TPM_INF_BASE = 0;

static int TPM_INF_PORT_LEN = 0;

static int TPM_INF_DATA;

static int TPM_INF_ADDR;

static int TPM_INF_BASE;

static int TPM_INF_PORT_LEN;



/* TPM header definitions */

enum infineon_tpm_header {