[PATCH] i386: replace kmalloc+memset with kzalloc
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Andi Kleen <ak@suse.de>
diff --git a/arch/i386/kernel/cpu/intel_cacheinfo.c b/arch/i386/kernel/cpu/intel_cacheinfo.c
index 5c43be4..80b4c5d 100644
--- a/arch/i386/kernel/cpu/intel_cacheinfo.c
+++ b/arch/i386/kernel/cpu/intel_cacheinfo.c
@@ -480,12 +480,10 @@
if (num_cache_leaves == 0)
return -ENOENT;
- cpuid4_info[cpu] = kmalloc(
+ cpuid4_info[cpu] = kzalloc(
sizeof(struct _cpuid4_info) * num_cache_leaves, GFP_KERNEL);
if (unlikely(cpuid4_info[cpu] == NULL))
return -ENOMEM;
- memset(cpuid4_info[cpu], 0,
- sizeof(struct _cpuid4_info) * num_cache_leaves);
oldmask = current->cpus_allowed;
retval = set_cpus_allowed(current, cpumask_of_cpu(cpu));
@@ -658,17 +656,14 @@
return -ENOENT;
/* Allocate all required memory */
- cache_kobject[cpu] = kmalloc(sizeof(struct kobject), GFP_KERNEL);
+ cache_kobject[cpu] = kzalloc(sizeof(struct kobject), GFP_KERNEL);
if (unlikely(cache_kobject[cpu] == NULL))
goto err_out;
- memset(cache_kobject[cpu], 0, sizeof(struct kobject));
- index_kobject[cpu] = kmalloc(
+ index_kobject[cpu] = kzalloc(
sizeof(struct _index_kobject ) * num_cache_leaves, GFP_KERNEL);
if (unlikely(index_kobject[cpu] == NULL))
goto err_out;
- memset(index_kobject[cpu], 0,
- sizeof(struct _index_kobject) * num_cache_leaves);
return 0;
diff --git a/arch/i386/kernel/mca.c b/arch/i386/kernel/mca.c
index eb57a85..b83672b 100644
--- a/arch/i386/kernel/mca.c
+++ b/arch/i386/kernel/mca.c
@@ -283,10 +283,9 @@
bus->f.mca_transform_memory = mca_dummy_transform_memory;
/* get the motherboard device */
- mca_dev = kmalloc(sizeof(struct mca_device), GFP_KERNEL);
+ mca_dev = kzalloc(sizeof(struct mca_device), GFP_KERNEL);
if(unlikely(!mca_dev))
goto out_nomem;
- memset(mca_dev, 0, sizeof(struct mca_device));
/*
* We do not expect many MCA interrupts during initialization,
@@ -310,11 +309,9 @@
mca_dev->slot = MCA_MOTHERBOARD;
mca_register_device(MCA_PRIMARY_BUS, mca_dev);
- mca_dev = kmalloc(sizeof(struct mca_device), GFP_ATOMIC);
+ mca_dev = kzalloc(sizeof(struct mca_device), GFP_ATOMIC);
if(unlikely(!mca_dev))
goto out_unlock_nomem;
- memset(mca_dev, 0, sizeof(struct mca_device));
-
/* Put motherboard into video setup mode, read integrated video
* POS registers, and turn motherboard setup off.
@@ -349,10 +346,9 @@
}
if(which_scsi) {
/* found a scsi card */
- mca_dev = kmalloc(sizeof(struct mca_device), GFP_ATOMIC);
+ mca_dev = kzalloc(sizeof(struct mca_device), GFP_ATOMIC);
if(unlikely(!mca_dev))
goto out_unlock_nomem;
- memset(mca_dev, 0, sizeof(struct mca_device));
for(j = 0; j < 8; j++)
mca_dev->pos[j] = pos[j];
@@ -378,10 +374,9 @@
if(!mca_read_and_store_pos(pos))
continue;
- mca_dev = kmalloc(sizeof(struct mca_device), GFP_ATOMIC);
+ mca_dev = kzalloc(sizeof(struct mca_device), GFP_ATOMIC);
if(unlikely(!mca_dev))
goto out_unlock_nomem;
- memset(mca_dev, 0, sizeof(struct mca_device));
for(j=0; j<8; j++)
mca_dev->pos[j]=pos[j];
diff --git a/arch/i386/kernel/pci-dma.c b/arch/i386/kernel/pci-dma.c
index 5c8c6ef..41af692 100644
--- a/arch/i386/kernel/pci-dma.c
+++ b/arch/i386/kernel/pci-dma.c
@@ -92,14 +92,12 @@
if (!mem_base)
goto out;
- dev->dma_mem = kmalloc(sizeof(struct dma_coherent_mem), GFP_KERNEL);
+ dev->dma_mem = kzalloc(sizeof(struct dma_coherent_mem), GFP_KERNEL);
if (!dev->dma_mem)
goto out;
- memset(dev->dma_mem, 0, sizeof(struct dma_coherent_mem));
- dev->dma_mem->bitmap = kmalloc(bitmap_size, GFP_KERNEL);
+ dev->dma_mem->bitmap = kzalloc(bitmap_size, GFP_KERNEL);
if (!dev->dma_mem->bitmap)
goto free1_out;
- memset(dev->dma_mem->bitmap, 0, bitmap_size);
dev->dma_mem->virt_base = mem_base;
dev->dma_mem->device_base = device_addr;