[PATCH 2.6.19] powerpc: replace kmalloc+memset with kzalloc

From: Yan Burman
Date: Sat Dec 02 2006 - 06:26:06 EST


Replace kmalloc+memset with kzalloc

Signed-off-by: Yan Burman <burman.yan@xxxxxxxxx>

diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/kernel/ibmebus.c linux-2.6.19-rc6/arch/powerpc/kernel/ibmebus.c
--- linux-2.6.19-rc6_orig/arch/powerpc/kernel/ibmebus.c 2006-11-22 20:30:04.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/kernel/ibmebus.c 2006-11-24 13:34:30.000000000 +0200
@@ -210,11 +210,10 @@ static struct ibmebus_dev* __devinit ibm
return NULL;
}

- dev = kmalloc(sizeof(struct ibmebus_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct ibmebus_dev), GFP_KERNEL);
if (!dev) {
return NULL;
}
- memset(dev, 0, sizeof(struct ibmebus_dev));

dev->ofdev.node = of_node_get(dn);

diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/kernel/of_device.c linux-2.6.19-rc6/arch/powerpc/kernel/of_device.c
--- linux-2.6.19-rc6_orig/arch/powerpc/kernel/of_device.c 2006-11-22 20:30:04.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/kernel/of_device.c 2006-11-24 13:34:30.000000000 +0200
@@ -214,10 +214,9 @@ struct of_device* of_platform_device_cre
{
struct of_device *dev;

- dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return NULL;
- memset(dev, 0, sizeof(*dev));

dev->node = of_node_get(np);
dev->dma_mask = 0xffffffffUL;
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/kernel/pci_64.c linux-2.6.19-rc6/arch/powerpc/kernel/pci_64.c
--- linux-2.6.19-rc6_orig/arch/powerpc/kernel/pci_64.c 2006-11-22 20:30:04.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/kernel/pci_64.c 2006-11-24 13:34:30.000000000 +0200
@@ -329,7 +329,7 @@ struct pci_dev *of_create_pci_dev(struct
struct pci_dev *dev;
const char *type;

- dev = kmalloc(sizeof(struct pci_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct pci_dev), GFP_KERNEL);
if (!dev)
return NULL;
type = get_property(node, "device_type", NULL);
@@ -338,7 +338,6 @@ struct pci_dev *of_create_pci_dev(struct

DBG(" create device, devfn: %x, type: %s\n", devfn, type);

- memset(dev, 0, sizeof(struct pci_dev));
dev->bus = bus;
dev->sysdata = node;
dev->dev.parent = bus->bridge;
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/kernel/rtas_flash.c linux-2.6.19-rc6/arch/powerpc/kernel/rtas_flash.c
--- linux-2.6.19-rc6_orig/arch/powerpc/kernel/rtas_flash.c 2006-11-22 20:30:04.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/kernel/rtas_flash.c 2006-11-24 13:34:30.000000000 +0200
@@ -681,14 +681,12 @@ static int initialize_flash_pde_data(con
int *status;
int token;

- dp->data = kmalloc(buf_size, GFP_KERNEL);
+ dp->data = kzalloc(buf_size, GFP_KERNEL);
if (dp->data == NULL) {
remove_flash_pde(dp);
return -ENOMEM;
}

- memset(dp->data, 0, buf_size);
-
/*
* This code assumes that the status int is the first member of the
* struct
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/kernel/smp-tbsync.c linux-2.6.19-rc6/arch/powerpc/kernel/smp-tbsync.c
--- linux-2.6.19-rc6_orig/arch/powerpc/kernel/smp-tbsync.c 2006-11-22 20:30:04.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/kernel/smp-tbsync.c 2006-11-24 13:34:30.000000000 +0200
@@ -116,8 +116,7 @@ void __devinit smp_generic_give_timebase
printk("Synchronizing timebase\n");

/* if this fails then this kernel won't work anyway... */
- tbsync = kmalloc( sizeof(*tbsync), GFP_KERNEL );
- memset( tbsync, 0, sizeof(*tbsync) );
+ tbsync = kzalloc( sizeof(*tbsync), GFP_KERNEL );
mb();
running = 1;

diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/platforms/iseries/iommu.c linux-2.6.19-rc6/arch/powerpc/platforms/iseries/iommu.c
--- linux-2.6.19-rc6_orig/arch/powerpc/platforms/iseries/iommu.c 2006-11-22 20:30:05.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/platforms/iseries/iommu.c 2006-11-24 13:34:30.000000000 +0200
@@ -114,12 +114,10 @@ void iommu_table_getparms_iSeries(unsign
{
struct iommu_table_cb *parms;

- parms = kmalloc(sizeof(*parms), GFP_KERNEL);
+ parms = kzalloc(sizeof(*parms), GFP_KERNEL);
if (parms == NULL)
panic("PCI_DMA: TCE Table Allocation failed.");

- memset(parms, 0, sizeof(*parms));
-
parms->itc_busno = busno;
parms->itc_slotno = slotno;
parms->itc_virtbus = virtbus;
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/platforms/iseries/viopath.c linux-2.6.19-rc6/arch/powerpc/platforms/iseries/viopath.c
--- linux-2.6.19-rc6_orig/arch/powerpc/platforms/iseries/viopath.c 2006-11-22 20:30:05.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/platforms/iseries/viopath.c 2006-11-24 13:34:30.000000000 +0200
@@ -119,10 +119,9 @@ static int proc_viopath_show(struct seq_
struct device_node *node;
const char *sysid;

- buf = kmalloc(HW_PAGE_SIZE, GFP_KERNEL);
+ buf = kzalloc(HW_PAGE_SIZE, GFP_KERNEL);
if (!buf)
return 0;
- memset(buf, 0, HW_PAGE_SIZE);

handle = dma_map_single(iSeries_vio_dev, buf, HW_PAGE_SIZE,
DMA_FROM_DEVICE);
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/platforms/pseries/reconfig.c linux-2.6.19-rc6/arch/powerpc/platforms/pseries/reconfig.c
--- linux-2.6.19-rc6_orig/arch/powerpc/platforms/pseries/reconfig.c 2006-11-22 20:30:05.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/platforms/pseries/reconfig.c 2006-11-24 13:34:30.000000000 +0200
@@ -268,11 +268,10 @@ static char * parse_next_property(char *
static struct property *new_property(const char *name, const int length,
const unsigned char *value, struct property *last)
{
- struct property *new = kmalloc(sizeof(*new), GFP_KERNEL);
+ struct property *new = kzalloc(sizeof(*new), GFP_KERNEL);

if (!new)
return NULL;
- memset(new, 0, sizeof(*new));

if (!(new->name = kmalloc(strlen(name) + 1, GFP_KERNEL)))
goto cleanup;
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/sysdev/qe_lib/ucc_fast.c linux-2.6.19-rc6/arch/powerpc/sysdev/qe_lib/ucc_fast.c
--- linux-2.6.19-rc6_orig/arch/powerpc/sysdev/qe_lib/ucc_fast.c 2006-11-22 20:30:05.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/sysdev/qe_lib/ucc_fast.c 2006-11-24 13:34:30.000000000 +0200
@@ -216,14 +216,12 @@ int ucc_fast_init(struct ucc_fast_info *
return -EINVAL;
}

- uccf = (struct ucc_fast_private *)
- kmalloc(sizeof(struct ucc_fast_private), GFP_KERNEL);
+ uccf = kzalloc(sizeof(struct ucc_fast_private), GFP_KERNEL);
if (!uccf) {
uccf_err
("ucc_fast_init: No memory for UCC slow data structure!");
return -ENOMEM;
}
- memset(uccf, 0, sizeof(struct ucc_fast_private));

/* Fill fast UCC structure */
uccf->uf_info = uf_info;
diff -rubp linux-2.6.19-rc6_orig/arch/powerpc/sysdev/qe_lib/ucc_slow.c linux-2.6.19-rc6/arch/powerpc/sysdev/qe_lib/ucc_slow.c
--- linux-2.6.19-rc6_orig/arch/powerpc/sysdev/qe_lib/ucc_slow.c 2006-11-22 20:30:05.000000000 +0200
+++ linux-2.6.19-rc6/arch/powerpc/sysdev/qe_lib/ucc_slow.c 2006-11-24 13:34:30.000000000 +0200
@@ -168,14 +168,12 @@ int ucc_slow_init(struct ucc_slow_info *
return -EINVAL;
}

- uccs = (struct ucc_slow_private *)
- kmalloc(sizeof(struct ucc_slow_private), GFP_KERNEL);
+ uccs = kzalloc(sizeof(struct ucc_slow_private), GFP_KERNEL);
if (!uccs) {
uccs_err
("ucc_slow_init: No memory for UCC slow data structure!");
return -ENOMEM;
}
- memset(uccs, 0, sizeof(struct ucc_slow_private));

/* Fill slow UCC structure */
uccs->us_info = us_info;



-
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