[ARM] Convert kmalloc+memset to kzalloc
Convert all uses of kmalloc followed by memset to use kzalloc instead.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 787e0d0..a7dc137 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -501,12 +501,11 @@
struct locomo_dev *dev;
int ret;
- dev = kmalloc(sizeof(struct locomo_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct locomo_dev), GFP_KERNEL);
if (!dev) {
ret = -ENOMEM;
goto out;
}
- memset(dev, 0, sizeof(struct locomo_dev));
strncpy(dev->dev.bus_id,info->name,sizeof(dev->dev.bus_id));
/*
@@ -664,12 +663,10 @@
unsigned long r;
int i, ret = -ENODEV;
- lchip = kmalloc(sizeof(struct locomo), GFP_KERNEL);
+ lchip = kzalloc(sizeof(struct locomo), GFP_KERNEL);
if (!lchip)
return -ENOMEM;
- memset(lchip, 0, sizeof(struct locomo));
-
spin_lock_init(&lchip->lock);
lchip->dev = me;
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 5ba1ee0..3f68db8 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -541,12 +541,11 @@
struct sa1111_dev *dev;
int ret;
- dev = kmalloc(sizeof(struct sa1111_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct sa1111_dev), GFP_KERNEL);
if (!dev) {
ret = -ENOMEM;
goto out;
}
- memset(dev, 0, sizeof(struct sa1111_dev));
snprintf(dev->dev.bus_id, sizeof(dev->dev.bus_id),
"%4.4lx", info->offset);
@@ -621,12 +620,10 @@
unsigned int has_devs, val;
int i, ret = -ENODEV;
- sachip = kmalloc(sizeof(struct sa1111), GFP_KERNEL);
+ sachip = kzalloc(sizeof(struct sa1111), GFP_KERNEL);
if (!sachip)
return -ENOMEM;
- memset(sachip, 0, sizeof(struct sa1111));
-
sachip->clk = clk_get(me, "GPIO27_CLK");
if (!sachip->clk) {
ret = PTR_ERR(sachip->clk);
diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c
index a2dfe0b..5e830f4 100644
--- a/arch/arm/common/scoop.c
+++ b/arch/arm/common/scoop.c
@@ -132,12 +132,10 @@
if (!mem)
return -EINVAL;
- devptr = kmalloc(sizeof(struct scoop_dev), GFP_KERNEL);
-
+ devptr = kzalloc(sizeof(struct scoop_dev), GFP_KERNEL);
if (!devptr)
- return -ENOMEM;
+ return -ENOMEM;
- memset(devptr, 0, sizeof(struct scoop_dev));
spin_lock_init(&devptr->scoop_lock);
inf = pdev->dev.platform_data;
diff --git a/arch/arm/kernel/apm.c b/arch/arm/kernel/apm.c
index 766b6c0..2bed290 100644
--- a/arch/arm/kernel/apm.c
+++ b/arch/arm/kernel/apm.c
@@ -357,10 +357,8 @@
{
struct apm_user *as;
- as = (struct apm_user *)kmalloc(sizeof(*as), GFP_KERNEL);
+ as = (struct apm_user *)kzalloc(sizeof(*as), GFP_KERNEL);
if (as) {
- memset(as, 0, sizeof(*as));
-
/*
* XXX - this is a tiny bit broken, when we consider BSD
* process accounting. If the device is opened by root, we
diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c
index c4923fa..de606df 100644
--- a/arch/arm/kernel/bios32.c
+++ b/arch/arm/kernel/bios32.c
@@ -540,12 +540,10 @@
int nr, busnr;
for (nr = busnr = 0; nr < hw->nr_controllers; nr++) {
- sys = kmalloc(sizeof(struct pci_sys_data), GFP_KERNEL);
+ sys = kzalloc(sizeof(struct pci_sys_data), GFP_KERNEL);
if (!sys)
panic("PCI: unable to allocate sys data!");
- memset(sys, 0, sizeof(struct pci_sys_data));
-
sys->hw = hw;
sys->busnr = busnr;
sys->swizzle = hw->swizzle;
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 74ea29c..00aa225 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -807,14 +807,12 @@
unsigned long base;
int i;
- ec = kmalloc(sizeof(ecard_t), GFP_KERNEL);
+ ec = kzalloc(sizeof(ecard_t), GFP_KERNEL);
if (!ec) {
ec = ERR_PTR(-ENOMEM);
goto nomem;
}
- memset(ec, 0, sizeof(ecard_t));
-
ec->slot_no = slot;
ec->type = type;
ec->irq = NO_IRQ;
diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c
index e79884ee..5dace25 100644
--- a/arch/arm/mach-footbridge/dc21285.c
+++ b/arch/arm/mach-footbridge/dc21285.c
@@ -255,14 +255,12 @@
if (nr || !footbridge_cfn_mode())
return 0;
- res = kmalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+ res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
if (!res) {
printk("out of memory for root bus resources");
return 0;
}
- memset(res, 0, sizeof(struct resource) * 2);
-
res[0].flags = IORESOURCE_MEM;
res[0].name = "Footbridge non-prefetch";
res[1].flags = IORESOURCE_MEM | IORESOURCE_PREFETCH;
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index a85d471..92d79fb 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -355,12 +355,11 @@
if (!request_mem_region(dev->resource.start, SZ_4K, "LM registers"))
return -EBUSY;
- impd1 = kmalloc(sizeof(struct impd1_module), GFP_KERNEL);
+ impd1 = kzalloc(sizeof(struct impd1_module), GFP_KERNEL);
if (!impd1) {
ret = -ENOMEM;
goto release_lm;
}
- memset(impd1, 0, sizeof(struct impd1_module));
impd1->base = ioremap(dev->resource.start, SZ_4K);
if (!impd1->base) {
@@ -389,12 +388,10 @@
pc_base = dev->resource.start + idev->offset;
- d = kmalloc(sizeof(struct amba_device), GFP_KERNEL);
+ d = kzalloc(sizeof(struct amba_device), GFP_KERNEL);
if (!d)
continue;
- memset(d, 0, sizeof(struct amba_device));
-
snprintf(d->dev.bus_id, sizeof(d->dev.bus_id),
"lm%x:%5.5lx", dev->id, idev->offset >> 12);
diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c
index d8d3c2a..6d65c96 100644
--- a/arch/arm/mach-integrator/integrator_ap.c
+++ b/arch/arm/mach-integrator/integrator_ap.c
@@ -319,12 +319,10 @@
if ((sc_dec & (16 << i)) == 0)
continue;
- lmdev = kmalloc(sizeof(struct lm_device), GFP_KERNEL);
+ lmdev = kzalloc(sizeof(struct lm_device), GFP_KERNEL);
if (!lmdev)
continue;
- memset(lmdev, 0, sizeof(struct lm_device));
-
lmdev->resource.start = 0xc0000000 + 0x10000000 * i;
lmdev->resource.end = lmdev->resource.start + 0x0fffffff;
lmdev->resource.flags = IORESOURCE_MEM;
diff --git a/arch/arm/mach-iop3xx/iq31244-pci.c b/arch/arm/mach-iop3xx/iq31244-pci.c
index c6a973b..f3c6413 100644
--- a/arch/arm/mach-iop3xx/iq31244-pci.c
+++ b/arch/arm/mach-iop3xx/iq31244-pci.c
@@ -74,12 +74,10 @@
if(nr != 0)
return 0;
- res = kmalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+ res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
if (!res)
panic("PCI: unable to alloc resources");
- memset(res, 0, sizeof(struct resource) * 2);
-
res[0].start = IOP321_PCI_LOWER_IO_VA;
res[0].end = IOP321_PCI_UPPER_IO_VA;
res[0].name = "IQ31244 PCI I/O Space";
diff --git a/arch/arm/mach-iop3xx/iq80321-pci.c b/arch/arm/mach-iop3xx/iq80321-pci.c
index 802f6d0..d9758d3 100644
--- a/arch/arm/mach-iop3xx/iq80321-pci.c
+++ b/arch/arm/mach-iop3xx/iq80321-pci.c
@@ -68,12 +68,10 @@
if(nr != 0)
return 0;
- res = kmalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+ res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
if (!res)
panic("PCI: unable to alloc resources");
- memset(res, 0, sizeof(struct resource) * 2);
-
res[0].start = IOP321_PCI_LOWER_IO_VA;
res[0].end = IOP321_PCI_UPPER_IO_VA;
res[0].name = "IQ80321 PCI I/O Space";
diff --git a/arch/arm/mach-iop3xx/iq80331-pci.c b/arch/arm/mach-iop3xx/iq80331-pci.c
index 654e450a..40d8610 100644
--- a/arch/arm/mach-iop3xx/iq80331-pci.c
+++ b/arch/arm/mach-iop3xx/iq80331-pci.c
@@ -64,12 +64,10 @@
if(nr != 0)
return 0;
- res = kmalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+ res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
if (!res)
panic("PCI: unable to alloc resources");
- memset(res, 0, sizeof(struct resource) * 2);
-
res[0].start = IOP331_PCI_LOWER_IO_VA;
res[0].end = IOP331_PCI_UPPER_IO_VA;
res[0].name = "IQ80331 PCI I/O Space";
diff --git a/arch/arm/mach-iop3xx/iq80332-pci.c b/arch/arm/mach-iop3xx/iq80332-pci.c
index 65951ff..afc0676 100644
--- a/arch/arm/mach-iop3xx/iq80332-pci.c
+++ b/arch/arm/mach-iop3xx/iq80332-pci.c
@@ -70,12 +70,10 @@
if(nr != 0)
return 0;
- res = kmalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+ res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
if (!res)
panic("PCI: unable to alloc resources");
- memset(res, 0, sizeof(struct resource) * 2);
-
res[0].start = IOP331_PCI_LOWER_IO_VA;
res[0].end = IOP331_PCI_UPPER_IO_VA;
res[0].name = "IQ80332 PCI I/O Space";
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 6e3462e..2d40fe1 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -463,7 +463,7 @@
if (nr >= 1)
return 0;
- res = kmalloc(sizeof(*res) * 2, GFP_KERNEL);
+ res = kzalloc(sizeof(*res) * 2, GFP_KERNEL);
if (res == NULL) {
/*
* If we're out of memory this early, something is wrong,
@@ -471,7 +471,6 @@
*/
panic("PCI: unable to allocate resources?\n");
}
- memset(res, 0, sizeof(*res) * 2);
local_write_config(PCI_COMMAND, 2, PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);