struct vm_area_struct *vma;
vma = find_vma(current->mm, addr);
- if (!vma || ((addr + len) <= vma->vm_start))
+ if (TASK_SIZE - len >= addr &&
+ (!vma || ((addr + len) <= vma->vm_start)))
return 0;
return -ENOMEM;
return -EINVAL;
if (len & ~HPAGE_MASK)
return -EINVAL;
+ if (len > TASK_SIZE)
+ return -ENOMEM;
if (!cpu_has_feature(CPU_FTR_16M_PAGE))
return -EINVAL;
BUG_ON((addr + len) < addr);
if (test_thread_flag(TIF_32BIT)) {
- /* Paranoia, caller should have dealt with this */
- BUG_ON((addr + len) > 0x100000000UL);
-
curareas = current->mm->context.low_htlb_areas;
/* First see if we can use the hint address */
return err;
}
-static void zero_ctor(void *addr, kmem_cache_t *cache, unsigned long flags)
+static void zero_ctor(void *addr, struct kmem_cache *cache, unsigned long flags)
{
memset(addr, 0, kmem_cache_size(cache));
}