Unionfs: free lower paths array when destroying dentry's private data

CC: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>

diff --git a/fs/unionfs/lookup.c b/fs/unionfs/lookup.c
index 37adf66f65ad1d938eda9906a3dedb231c009877..b5f64c9a53edb76833a50e05275fb227754d6826 100644 (file)
--- a/fs/unionfs/lookup.c
+++ b/fs/unionfs/lookup.c
@@ -450,6 +450,8 @@ void free_dentry_private_data(struct dentry *dentry)
 {
        if (!dentry || !dentry->d_fsdata)
                return;
+       kfree(UNIONFS_D(dentry)->lower_paths);
+       UNIONFS_D(dentry)->lower_paths = NULL;
        kmem_cache_free(unionfs_dentry_cachep, dentry->d_fsdata);
        dentry->d_fsdata = NULL;
 }