diff options
Diffstat (limited to 'arch/i386/kernel')
| -rw-r--r-- | arch/i386/kernel/cpu/intel_cacheinfo.c | 11 | ||||
| -rw-r--r-- | arch/i386/kernel/mca.c | 13 | ||||
| -rw-r--r-- | arch/i386/kernel/pci-dma.c | 6 |
3 files changed, 9 insertions, 21 deletions
diff --git a/arch/i386/kernel/cpu/intel_cacheinfo.c b/arch/i386/kernel/cpu/intel_cacheinfo.c index 5c43be47587..80b4c5d421b 100644 --- a/arch/i386/kernel/cpu/intel_cacheinfo.c +++ b/arch/i386/kernel/cpu/intel_cacheinfo.c @@ -480,12 +480,10 @@ static int __cpuinit detect_cache_attributes(unsigned int cpu) 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 @@ static int __cpuinit cpuid4_cache_sysfs_init(unsigned int cpu) 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 eb57a851789..b83672b8952 100644 --- a/arch/i386/kernel/mca.c +++ b/arch/i386/kernel/mca.c @@ -283,10 +283,9 @@ static int __init mca_init(void) 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 @@ static int __init mca_init(void) 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 @@ static int __init mca_init(void) } 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 @@ static int __init mca_init(void) 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 5c8c6ef1fc5..41af692c158 100644 --- a/arch/i386/kernel/pci-dma.c +++ b/arch/i386/kernel/pci-dma.c @@ -92,14 +92,12 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, 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; |