diff options
author | Paul Mundt <lethal@linux-sh.org> | 2011-01-06 18:24:07 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2011-01-06 18:24:07 +0900 |
commit | f862f904d357dc0d3612347a8dbabe6fae037fbb (patch) | |
tree | d7f5c2d5f85fd9e1cfc36beae904dc4f9cca04a3 /mm/mmap.c | |
parent | 6f09e41d704fe0bc9157a5357480751d39361d01 (diff) | |
parent | 3c0eee3fe6a3a1c745379547c7e7c904aa64f6d5 (diff) |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
Conflicts:
arch/sh/kernel/cpu/sh2a/clock-sh7201.c
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'mm/mmap.c')
-rw-r--r-- | mm/mmap.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index b179abb1474..50a4aa0255a 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2462,6 +2462,7 @@ int install_special_mapping(struct mm_struct *mm, 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); @@ -2479,16 +2480,23 @@ int install_special_mapping(struct mm_struct *mm, 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); |