Signed-off-by: Erez Zadok <ezk@xxxxxxxxxxxxx>
---
fs/unionfs/inode.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/fs/unionfs/inode.c b/fs/unionfs/inode.c
index 8d939dc..6377533 100644
--- a/fs/unionfs/inode.c
+++ b/fs/unionfs/inode.c
@@ -820,7 +820,11 @@ static void *unionfs_follow_link(struct dentry *dentry, struct nameidata *nd)
err = 0;
out:
- unionfs_check_dentry(dentry);
+ if (!err) {
+ unionfs_lock_dentry(dentry, UNIONFS_DMUTEX_CHILD);
+ unionfs_check_dentry(dentry);
+ unionfs_unlock_dentry(dentry);
+ }
unionfs_check_nd(nd);
return ERR_PTR(err);
}
--
1.5.2.2
-
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