From: Deepak Saxena Date: Mon, 17 Oct 2005 21:09:43 +0000 (+0200) Subject: [PATCH] i2c: kzalloc conversion, other drivers X-Git-Tag: v2.6.15-rc1~732^2^2^2~20 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5263ebb51eb098b01caf229498c954999117e4a7;p=linux-2.6 [PATCH] i2c: kzalloc conversion, other drivers Use kzalloc instead of kmalloc+memset in all remaining i2c bus and chip drivers. Signed-off-by: Deepak Saxena Signed-off-by: Jean Delvare Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/i2c/busses/i2c-amd8111.c b/drivers/i2c/busses/i2c-amd8111.c index 0d29e78dff..aface7938a 100644 --- a/drivers/i2c/busses/i2c-amd8111.c +++ b/drivers/i2c/busses/i2c-amd8111.c @@ -344,10 +344,9 @@ static int __devinit amd8111_probe(struct pci_dev *dev, const struct pci_device_ if (~pci_resource_flags(dev, 0) & IORESOURCE_IO) return -ENODEV; - smbus = kmalloc(sizeof(struct amd_smbus), GFP_KERNEL); + smbus = kzalloc(sizeof(struct amd_smbus), GFP_KERNEL); if (!smbus) return -ENOMEM; - memset(smbus, 0, sizeof(struct amd_smbus)); smbus->dev = dev; smbus->base = pci_resource_start(dev, 0); diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c index a3ed9590f0..1a587253d7 100644 --- a/drivers/i2c/busses/i2c-ibm_iic.c +++ b/drivers/i2c/busses/i2c-ibm_iic.c @@ -672,13 +672,12 @@ static int __devinit iic_probe(struct ocp_device *ocp){ printk(KERN_WARNING"ibm-iic%d: missing additional data!\n", ocp->def->index); - if (!(dev = kmalloc(sizeof(*dev), GFP_KERNEL))){ + if (!(dev = kzalloc(sizeof(*dev), GFP_KERNEL))) { printk(KERN_CRIT "ibm-iic%d: failed to allocate device data\n", ocp->def->index); return -ENOMEM; } - memset(dev, 0, sizeof(*dev)); dev->idx = ocp->def->index; ocp_set_drvdata(ocp, dev); diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c index 0f7dfd8f45..9888fae1f3 100644 --- a/drivers/i2c/busses/i2c-iop3xx.c +++ b/drivers/i2c/busses/i2c-iop3xx.c @@ -440,19 +440,17 @@ iop3xx_i2c_probe(struct device *dev) struct i2c_adapter *new_adapter; struct i2c_algo_iop3xx_data *adapter_data; - new_adapter = kmalloc(sizeof(struct i2c_adapter), GFP_KERNEL); + new_adapter = kzalloc(sizeof(struct i2c_adapter), GFP_KERNEL); if (!new_adapter) { ret = -ENOMEM; goto out; } - memset((void*)new_adapter, 0, sizeof(*new_adapter)); - adapter_data = kmalloc(sizeof(struct i2c_algo_iop3xx_data), GFP_KERNEL); + adapter_data = kzalloc(sizeof(struct i2c_algo_iop3xx_data), GFP_KERNEL); if (!adapter_data) { ret = -ENOMEM; goto free_adapter; } - memset((void*)adapter_data, 0, sizeof(*adapter_data)); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { diff --git a/drivers/i2c/busses/i2c-keywest.c b/drivers/i2c/busses/i2c-keywest.c index 34e43c8d8d..ef281e0c56 100644 --- a/drivers/i2c/busses/i2c-keywest.c +++ b/drivers/i2c/busses/i2c-keywest.c @@ -535,13 +535,12 @@ create_iface(struct device_node *np, struct device *dev) tsize = sizeof(struct keywest_iface) + (sizeof(struct keywest_chan) + 4) * nchan; - iface = (struct keywest_iface *) kmalloc(tsize, GFP_KERNEL); + iface = (struct keywest_iface *) kzalloc(tsize, GFP_KERNEL); if (iface == NULL) { printk(KERN_ERR "i2c-keywest: can't allocate inteface !\n"); pmac_low_i2c_unlock(np); return -ENOMEM; } - memset(iface, 0, tsize); spin_lock_init(&iface->lock); init_completion(&iface->complete); iface->node = of_node_get(np); diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index b81c546200..8491633005 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -296,10 +296,9 @@ static int fsl_i2c_probe(struct device *device) pdata = (struct fsl_i2c_platform_data *) pdev->dev.platform_data; - if (!(i2c = kmalloc(sizeof(*i2c), GFP_KERNEL))) { + if (!(i2c = kzalloc(sizeof(*i2c), GFP_KERNEL))) { return -ENOMEM; } - memset(i2c, 0, sizeof(*i2c)); i2c->irq = platform_get_irq(pdev, 0); i2c->flags = pdata->device_flags; diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c index 69709ee0b8..d0d2a6f138 100644 --- a/drivers/i2c/busses/i2c-mv64xxx.c +++ b/drivers/i2c/busses/i2c-mv64xxx.c @@ -500,13 +500,10 @@ mv64xxx_i2c_probe(struct device *dev) if ((pd->id != 0) || !pdata) return -ENODEV; - drv_data = kmalloc(sizeof(struct mv64xxx_i2c_data), GFP_KERNEL); - + drv_data = kzalloc(sizeof(struct mv64xxx_i2c_data), GFP_KERNEL); if (!drv_data) return -ENOMEM; - memset(drv_data, 0, sizeof(struct mv64xxx_i2c_data)); - if (mv64xxx_i2c_map_regs(pd, drv_data)) { rc = -ENODEV; goto exit_kfree; diff --git a/drivers/i2c/busses/i2c-nforce2.c b/drivers/i2c/busses/i2c-nforce2.c index 5dc62114cc..87b6e26aa8 100644 --- a/drivers/i2c/busses/i2c-nforce2.c +++ b/drivers/i2c/busses/i2c-nforce2.c @@ -313,10 +313,9 @@ 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), + if (!(smbuses = (void *)kzalloc(2*sizeof(struct nforce2_smbus), GFP_KERNEL))) return -ENOMEM; - memset (smbuses, 0, 2*sizeof(struct nforce2_smbus)); pci_set_drvdata(dev, smbuses); /* SMBus adapter 1 */ diff --git a/drivers/i2c/busses/i2c-parport.c b/drivers/i2c/busses/i2c-parport.c index fa506187fb..2854d858fc 100644 --- a/drivers/i2c/busses/i2c-parport.c +++ b/drivers/i2c/busses/i2c-parport.c @@ -155,12 +155,11 @@ static void i2c_parport_attach (struct parport *port) { struct i2c_par *adapter; - adapter = kmalloc(sizeof(struct i2c_par), GFP_KERNEL); + adapter = kzalloc(sizeof(struct i2c_par), GFP_KERNEL); if (adapter == NULL) { - printk(KERN_ERR "i2c-parport: Failed to kmalloc\n"); + printk(KERN_ERR "i2c-parport: Failed to kzalloc\n"); return; } - memset(adapter, 0x00, sizeof(struct i2c_par)); pr_debug("i2c-parport: attaching to %s\n", port->name); adapter->pdev = parport_register_device(port, "i2c-parport", diff --git a/drivers/i2c/busses/i2c-pmac-smu.c b/drivers/i2c/busses/i2c-pmac-smu.c index 8a9f5648a2..bfefe7f7a5 100644 --- a/drivers/i2c/busses/i2c-pmac-smu.c +++ b/drivers/i2c/busses/i2c-pmac-smu.c @@ -211,12 +211,11 @@ static int create_iface(struct device_node *np, struct device *dev) } busid = *reg; - iface = kmalloc(sizeof(struct smu_iface), GFP_KERNEL); + iface = kzalloc(sizeof(struct smu_iface), GFP_KERNEL); if (iface == NULL) { printk(KERN_ERR "i2c-pmac-smu: can't allocate inteface !\n"); return -ENOMEM; } - memset(iface, 0, sizeof(struct smu_iface)); init_completion(&iface->complete); iface->busid = busid; diff --git a/drivers/i2c/busses/i2c-prosavage.c b/drivers/i2c/busses/i2c-prosavage.c index 92b7442735..42f8b5ce3b 100644 --- a/drivers/i2c/busses/i2c-prosavage.c +++ b/drivers/i2c/busses/i2c-prosavage.c @@ -241,14 +241,12 @@ static int __devinit prosavage_probe(struct pci_dev *dev, const struct pci_devic struct s_i2c_chip *chip; struct s_i2c_bus *bus; - pci_set_drvdata(dev, kmalloc(sizeof(struct s_i2c_chip), GFP_KERNEL)); + pci_set_drvdata(dev, kzalloc(sizeof(struct s_i2c_chip), GFP_KERNEL)); chip = (struct s_i2c_chip *)pci_get_drvdata(dev); if (chip == NULL) { return -ENOMEM; } - memset(chip, 0, sizeof(struct s_i2c_chip)); - base = dev->resource[0].start & PCI_BASE_ADDRESS_MEM_MASK; len = dev->resource[0].end - base + 1; chip->mmio = ioremap_nocache(base, len); diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c index a1d580e053..d3478e0845 100644 --- a/drivers/i2c/busses/scx200_acb.c +++ b/drivers/i2c/busses/scx200_acb.c @@ -442,14 +442,13 @@ static int __init scx200_acb_create(int base, int index) int rc = 0; char description[64]; - iface = kmalloc(sizeof(*iface), GFP_KERNEL); + iface = kzalloc(sizeof(*iface), GFP_KERNEL); if (!iface) { printk(KERN_ERR NAME ": can't allocate memory\n"); rc = -ENOMEM; goto errout; } - memset(iface, 0, sizeof(*iface)); adapter = &iface->adapter; i2c_set_adapdata(adapter, iface); snprintf(adapter->name, I2C_NAME_SIZE, "SCx200 ACB%d", index); diff --git a/drivers/i2c/chips/ds1337.c b/drivers/i2c/chips/ds1337.c index 9d3175c033..01b0370074 100644 --- a/drivers/i2c/chips/ds1337.c +++ b/drivers/i2c/chips/ds1337.c @@ -243,11 +243,10 @@ static int ds1337_detect(struct i2c_adapter *adapter, int address, int kind) I2C_FUNC_I2C)) goto exit; - if (!(data = kmalloc(sizeof(struct ds1337_data), GFP_KERNEL))) { + if (!(data = kzalloc(sizeof(struct ds1337_data), GFP_KERNEL))) { err = -ENOMEM; goto exit; } - memset(data, 0, sizeof(struct ds1337_data)); INIT_LIST_HEAD(&data->list); /* The common I2C client data is placed right before the diff --git a/drivers/i2c/chips/ds1374.c b/drivers/i2c/chips/ds1374.c index ec640e9f08..1596e64787 100644 --- a/drivers/i2c/chips/ds1374.c +++ b/drivers/i2c/chips/ds1374.c @@ -193,11 +193,10 @@ static int ds1374_probe(struct i2c_adapter *adap, int addr, int kind) struct i2c_client *client; int rc; - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); if (!client) return -ENOMEM; - memset(client, 0, sizeof(struct i2c_client)); strncpy(client->name, DS1374_DRV_NAME, I2C_NAME_SIZE); client->addr = addr; client->adapter = adap; diff --git a/drivers/i2c/chips/eeprom.c b/drivers/i2c/chips/eeprom.c index 7fb739c439..ee7cbc823f 100644 --- a/drivers/i2c/chips/eeprom.c +++ b/drivers/i2c/chips/eeprom.c @@ -171,11 +171,10 @@ int eeprom_detect(struct i2c_adapter *adapter, int address, int kind) | I2C_FUNC_SMBUS_BYTE)) goto exit; - if (!(data = kmalloc(sizeof(struct eeprom_data), GFP_KERNEL))) { + if (!(data = kzalloc(sizeof(struct eeprom_data), GFP_KERNEL))) { err = -ENOMEM; goto exit; } - memset(data, 0, sizeof(struct eeprom_data)); new_client = &data->client; memset(data->data, 0xff, EEPROM_SIZE); diff --git a/drivers/i2c/chips/m41t00.c b/drivers/i2c/chips/m41t00.c index 554f7ba616..3df309ae44 100644 --- a/drivers/i2c/chips/m41t00.c +++ b/drivers/i2c/chips/m41t00.c @@ -174,11 +174,10 @@ m41t00_probe(struct i2c_adapter *adap, int addr, int kind) struct i2c_client *client; int rc; - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); if (!client) return -ENOMEM; - memset(client, 0, sizeof(struct i2c_client)); strncpy(client->name, M41T00_DRV_NAME, I2C_NAME_SIZE); client->addr = addr; client->adapter = adap; diff --git a/drivers/i2c/chips/max6875.c b/drivers/i2c/chips/max6875.c index 9e1aeb69ab..b376a00688 100644 --- a/drivers/i2c/chips/max6875.c +++ b/drivers/i2c/chips/max6875.c @@ -179,16 +179,14 @@ static int max6875_detect(struct i2c_adapter *adapter, int address, int kind) if (address & 1) return 0; - if (!(data = kmalloc(sizeof(struct max6875_data), GFP_KERNEL))) + if (!(data = kzalloc(sizeof(struct max6875_data), GFP_KERNEL))) return -ENOMEM; - memset(data, 0, sizeof(struct max6875_data)); /* A fake client is created on the odd address */ - if (!(fake_client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL))) { + if (!(fake_client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL))) { err = -ENOMEM; goto exit_kfree1; } - memset(fake_client, 0, sizeof(struct i2c_client)); /* Init real i2c_client */ real_client = &data->client; diff --git a/drivers/i2c/chips/pca9539.c b/drivers/i2c/chips/pca9539.c index 225577fdda..59a9303462 100644 --- a/drivers/i2c/chips/pca9539.c +++ b/drivers/i2c/chips/pca9539.c @@ -122,11 +122,10 @@ static int pca9539_detect(struct i2c_adapter *adapter, int address, int kind) /* OK. For now, we presume we have a valid client. We now create the client structure, even though we cannot fill it completely yet. */ - if (!(data = kmalloc(sizeof(struct pca9539_data), GFP_KERNEL))) { + if (!(data = kzalloc(sizeof(struct pca9539_data), GFP_KERNEL))) { err = -ENOMEM; goto exit; } - memset(data, 0, sizeof(struct pca9539_data)); new_client = &data->client; i2c_set_clientdata(new_client, data); diff --git a/drivers/i2c/chips/pcf8574.c b/drivers/i2c/chips/pcf8574.c index 6525743ff9..2c2555d46f 100644 --- a/drivers/i2c/chips/pcf8574.c +++ b/drivers/i2c/chips/pcf8574.c @@ -127,11 +127,10 @@ int pcf8574_detect(struct i2c_adapter *adapter, int address, int kind) /* OK. For now, we presume we have a valid client. We now create the client structure, even though we cannot fill it completely yet. */ - if (!(data = kmalloc(sizeof(struct pcf8574_data), GFP_KERNEL))) { + if (!(data = kzalloc(sizeof(struct pcf8574_data), GFP_KERNEL))) { err = -ENOMEM; goto exit; } - memset(data, 0, sizeof(struct pcf8574_data)); new_client = &data->client; i2c_set_clientdata(new_client, data); diff --git a/drivers/i2c/chips/pcf8591.c b/drivers/i2c/chips/pcf8591.c index 80f1df9a45..3c815b1532 100644 --- a/drivers/i2c/chips/pcf8591.c +++ b/drivers/i2c/chips/pcf8591.c @@ -178,11 +178,10 @@ int pcf8591_detect(struct i2c_adapter *adapter, int address, int kind) /* OK. For now, we presume we have a valid client. We now create the client structure, even though we cannot fill it completely yet. */ - if (!(data = kmalloc(sizeof(struct pcf8591_data), GFP_KERNEL))) { + if (!(data = kzalloc(sizeof(struct pcf8591_data), GFP_KERNEL))) { err = -ENOMEM; goto exit; } - memset(data, 0, sizeof(struct pcf8591_data)); new_client = &data->client; i2c_set_clientdata(new_client, data); diff --git a/drivers/i2c/chips/rtc8564.c b/drivers/i2c/chips/rtc8564.c index dd9d42d7b6..916cdc1af2 100644 --- a/drivers/i2c/chips/rtc8564.c +++ b/drivers/i2c/chips/rtc8564.c @@ -148,12 +148,11 @@ static int rtc8564_attach(struct i2c_adapter *adap, int addr, int kind) {addr, I2C_M_RD, 2, data} }; - d = kmalloc(sizeof(struct rtc8564_data), GFP_KERNEL); + d = kzalloc(sizeof(struct rtc8564_data), GFP_KERNEL); if (!d) { ret = -ENOMEM; goto done; } - memset(d, 0, sizeof(struct rtc8564_data)); new_client = &d->client; strlcpy(new_client->name, "RTC8564", I2C_NAME_SIZE); diff --git a/drivers/i2c/chips/tps65010.c b/drivers/i2c/chips/tps65010.c index 280e9638c0..280dd7a45d 100644 --- a/drivers/i2c/chips/tps65010.c +++ b/drivers/i2c/chips/tps65010.c @@ -500,11 +500,10 @@ tps65010_probe(struct i2c_adapter *bus, int address, int kind) return 0; } - tps = kmalloc(sizeof *tps, GFP_KERNEL); + tps = kzalloc(sizeof *tps, GFP_KERNEL); if (!tps) return 0; - memset(tps, 0, sizeof *tps); init_MUTEX(&tps->lock); INIT_WORK(&tps->work, tps65010_work, tps); tps->irq = -1; diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index 89f54a5e84..276ec42a07 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -80,10 +80,9 @@ static struct i2c_dev *get_free_i2c_dev(struct i2c_adapter *adap) { struct i2c_dev *i2c_dev; - i2c_dev = kmalloc(sizeof(*i2c_dev), GFP_KERNEL); + i2c_dev = kzalloc(sizeof(*i2c_dev), GFP_KERNEL); if (!i2c_dev) return ERR_PTR(-ENOMEM); - memset(i2c_dev, 0x00, sizeof(*i2c_dev)); spin_lock(&i2c_dev_array_lock); if (i2c_dev_array[adap->nr]) {