Merge tag 'samsung-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux...

[cascardo/linux.git] / mm / msync.c

diff --git a/mm/msync.c b/mm/msync.c
index a5c6736..992a167 100644 (file)
--- a/mm/msync.c
+++ b/mm/msync.c
@@ -78,7 +78,8 @@ SYSCALL_DEFINE3(msync, unsigned long, start, size_t, len, int, flags)
                        goto out_unlock;
                }
                file = vma->vm_file;
-               fstart = start + ((loff_t)vma->vm_pgoff << PAGE_SHIFT);
+               fstart = (start - vma->vm_start) +
+                        ((loff_t)vma->vm_pgoff << PAGE_SHIFT);
                fend = fstart + (min(end, vma->vm_end) - start) - 1;
                start = vma->vm_end;
                if ((flags & MS_SYNC) && file &&