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-rw-r--r--arch/ia64/mm/init.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 760dda4d5b6e..f225dd72968b 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -176,9 +176,8 @@ ia64_init_addr_space (void)
176 * the problem. When the process attempts to write to the register backing store 176 * the problem. When the process attempts to write to the register backing store
177 * for the first time, it will get a SEGFAULT in this case. 177 * for the first time, it will get a SEGFAULT in this case.
178 */ 178 */
179 vma = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); 179 vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
180 if (vma) { 180 if (vma) {
181 memset(vma, 0, sizeof(*vma));
182 vma->vm_mm = current->mm; 181 vma->vm_mm = current->mm;
183 vma->vm_start = current->thread.rbs_bot & PAGE_MASK; 182 vma->vm_start = current->thread.rbs_bot & PAGE_MASK;
184 vma->vm_end = vma->vm_start + PAGE_SIZE; 183 vma->vm_end = vma->vm_start + PAGE_SIZE;
@@ -195,9 +194,8 @@ ia64_init_addr_space (void)
195 194
196 /* map NaT-page at address zero to speed up speculative dereferencing of NULL: */ 195 /* map NaT-page at address zero to speed up speculative dereferencing of NULL: */
197 if (!(current->personality & MMAP_PAGE_ZERO)) { 196 if (!(current->personality & MMAP_PAGE_ZERO)) {
198 vma = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); 197 vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
199 if (vma) { 198 if (vma) {
200 memset(vma, 0, sizeof(*vma));
201 vma->vm_mm = current->mm; 199 vma->vm_mm = current->mm;
202 vma->vm_end = PAGE_SIZE; 200 vma->vm_end = PAGE_SIZE;
203 vma->vm_page_prot = __pgprot(pgprot_val(PAGE_READONLY) | _PAGE_MA_NAT); 201 vma->vm_page_prot = __pgprot(pgprot_val(PAGE_READONLY) | _PAGE_MA_NAT);