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[PATCH] ide: backport piix fixes from libata into the legacy driver
[pandora-kernel.git]
/
mm
/
madvise.c
diff --git
a/mm/madvise.c
b/mm/madvise.c
index
af3d573
..
4e19615
100644
(file)
--- a/
mm/madvise.c
+++ b/
mm/madvise.c
@@
-168,6
+168,9
@@
static long madvise_remove(struct vm_area_struct *vma,
return -EINVAL;
}
+ if ((vma->vm_flags & (VM_SHARED|VM_WRITE)) != (VM_SHARED|VM_WRITE))
+ return -EACCES;
+
mapping = vma->vm_file->f_mapping;
offset = (loff_t)(start - vma->vm_start)