Unionfs: set lower file to NULL in file_release

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>

diff --git a/fs/unionfs/commonfops.c b/fs/unionfs/commonfops.c
index 82b0eea47347b16eabee42739692bed481e4ad3a..631e081e792b1ea325c4e74737bebf30a2d63276 100644 (file)
--- a/fs/unionfs/commonfops.c
+++ b/fs/unionfs/commonfops.c
@@ -717,6 +717,7 @@ int unionfs_file_release(struct inode *inode, struct file *file)
                lower_file = unionfs_lower_file_idx(file, bindex);
 
                if (lower_file) {
+                       unionfs_set_lower_file_idx(file, bindex, NULL);
                        fput(lower_file);
                        branchput(sb, bindex);
                }