Merge tag 'drm-xlnx-dpsub-fixes-20200905' of git://linuxtv.org/pinchartl/media into...

[linux-2.6-block.git] / mm / madvise.c

diff --git a/mm/madvise.c b/mm/madvise.c
index dd1d43cf026deab477489aecc92c33dba12f89c7..d4aa5f7765435ee912c5cb758e310228289bcda3 100644 (file)
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -289,9 +289,9 @@ static long madvise_willneed(struct vm_area_struct *vma,
         */
        *prev = NULL;   /* tell sys_madvise we drop mmap_lock */
        get_file(file);
-       mmap_read_unlock(current->mm);
        offset = (loff_t)(start - vma->vm_start)
                        + ((loff_t)vma->vm_pgoff << PAGE_SHIFT);
+       mmap_read_unlock(current->mm);
        vfs_fadvise(file, offset, end - start, POSIX_FADV_WILLNEED);
        fput(file);
        mmap_read_lock(current->mm);