diff options
Diffstat (limited to 'arch/ia64/ia32/binfmt_elf32.c')
-rw-r--r-- | arch/ia64/ia32/binfmt_elf32.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c index 578737ec7629..c05bda662364 100644 --- a/arch/ia64/ia32/binfmt_elf32.c +++ b/arch/ia64/ia32/binfmt_elf32.c | |||
@@ -91,9 +91,8 @@ ia64_elf32_init (struct pt_regs *regs) | |||
91 | * it with privilege level 3 because the IVE uses non-privileged accesses to these | 91 | * it with privilege level 3 because the IVE uses non-privileged accesses to these |
92 | * tables. IA-32 segmentation is used to protect against IA-32 accesses to them. | 92 | * tables. IA-32 segmentation is used to protect against IA-32 accesses to them. |
93 | */ | 93 | */ |
94 | vma = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); | 94 | vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); |
95 | if (vma) { | 95 | if (vma) { |
96 | memset(vma, 0, sizeof(*vma)); | ||
97 | vma->vm_mm = current->mm; | 96 | vma->vm_mm = current->mm; |
98 | vma->vm_start = IA32_GDT_OFFSET; | 97 | vma->vm_start = IA32_GDT_OFFSET; |
99 | vma->vm_end = vma->vm_start + PAGE_SIZE; | 98 | vma->vm_end = vma->vm_start + PAGE_SIZE; |
@@ -117,9 +116,8 @@ ia64_elf32_init (struct pt_regs *regs) | |||
117 | * code is locked in specific gate page, which is pointed by pretcode | 116 | * code is locked in specific gate page, which is pointed by pretcode |
118 | * when setup_frame_ia32 | 117 | * when setup_frame_ia32 |
119 | */ | 118 | */ |
120 | vma = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); | 119 | vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); |
121 | if (vma) { | 120 | if (vma) { |
122 | memset(vma, 0, sizeof(*vma)); | ||
123 | vma->vm_mm = current->mm; | 121 | vma->vm_mm = current->mm; |
124 | vma->vm_start = IA32_GATE_OFFSET; | 122 | vma->vm_start = IA32_GATE_OFFSET; |
125 | vma->vm_end = vma->vm_start + PAGE_SIZE; | 123 | vma->vm_end = vma->vm_start + PAGE_SIZE; |
@@ -142,9 +140,8 @@ ia64_elf32_init (struct pt_regs *regs) | |||
142 | * Install LDT as anonymous memory. This gives us all-zero segment descriptors | 140 | * Install LDT as anonymous memory. This gives us all-zero segment descriptors |
143 | * until a task modifies them via modify_ldt(). | 141 | * until a task modifies them via modify_ldt(). |
144 | */ | 142 | */ |
145 | vma = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); | 143 | vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); |
146 | if (vma) { | 144 | if (vma) { |
147 | memset(vma, 0, sizeof(*vma)); | ||
148 | vma->vm_mm = current->mm; | 145 | vma->vm_mm = current->mm; |
149 | vma->vm_start = IA32_LDT_OFFSET; | 146 | vma->vm_start = IA32_LDT_OFFSET; |
150 | vma->vm_end = vma->vm_start + PAGE_ALIGN(IA32_LDT_ENTRIES*IA32_LDT_ENTRY_SIZE); | 147 | vma->vm_end = vma->vm_start + PAGE_ALIGN(IA32_LDT_ENTRIES*IA32_LDT_ENTRY_SIZE); |
@@ -214,12 +211,10 @@ ia32_setup_arg_pages (struct linux_binprm *bprm, int executable_stack) | |||
214 | bprm->loader += stack_base; | 211 | bprm->loader += stack_base; |
215 | bprm->exec += stack_base; | 212 | bprm->exec += stack_base; |
216 | 213 | ||
217 | mpnt = kmem_cache_alloc(vm_area_cachep, GFP_KERNEL); | 214 | mpnt = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); |
218 | if (!mpnt) | 215 | if (!mpnt) |
219 | return -ENOMEM; | 216 | return -ENOMEM; |
220 | 217 | ||
221 | memset(mpnt, 0, sizeof(*mpnt)); | ||
222 | |||
223 | down_write(¤t->mm->mmap_sem); | 218 | down_write(¤t->mm->mmap_sem); |
224 | { | 219 | { |
225 | mpnt->vm_mm = current->mm; | 220 | mpnt->vm_mm = current->mm; |