#include <linux/rmap.h>
#include <linux/mmu_notifier.h>
#include <linux/perf_event.h>
+#include <linux/audit.h>
#include <asm/uaccess.h>
#include <asm/cacheflush.h>
unsigned long retval = -EBADF;
if (!(flags & MAP_ANONYMOUS)) {
+ audit_mmap_fd(fd, flags);
if (unlikely(flags & MAP_HUGETLB))
return -EINVAL;
file = fget(fd);
unsigned long addr, unsigned long len,
unsigned long vm_flags, struct page **pages)
{
+ int ret;
struct vm_area_struct *vma;
vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
vma->vm_ops = &special_mapping_vmops;
vma->vm_private_data = pages;
- if (unlikely(insert_vm_struct(mm, vma))) {
- kmem_cache_free(vm_area_cachep, vma);
- return -ENOMEM;
- }
+ ret = security_file_mmap(NULL, 0, 0, 0, vma->vm_start, 1);
+ if (ret)
+ goto out;
+
+ ret = insert_vm_struct(mm, vma);
+ if (ret)
+ goto out;
mm->total_vm += len >> PAGE_SHIFT;
perf_event_mmap(vma);
return 0;
+
+out:
+ kmem_cache_free(vm_area_cachep, vma);
+ return ret;
}
static DEFINE_MUTEX(mm_all_locks_mutex);