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authorIngo Molnar <mingo@elte.hu>2011-01-07 14:14:15 +0100
committerIngo Molnar <mingo@elte.hu>2011-01-07 14:14:15 +0100
commit1c2a48cf65580a276552151eb8f78d78c55b828e (patch)
tree68ed0628a276b33cb5aa0ad4899c1afe0a33a69d /mm/mmap.c
parent0aa002fe602939370e9476e5ec32b562000a0425 (diff)
parentcb600d2f83c854ec3d6660063e4466431999489b (diff)
Merge branch 'linus' into x86/apic-cleanups
Conflicts: arch/x86/include/asm/io_apic.h Merge reason: Resolve the conflict, update to a more recent -rc base Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c16
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);