ceph: fix dentry leaks

Signed-off-by: Yan, Zheng <zyan@redhat.com>

2 files changed, 6 insertions, 3 deletions

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 709f3b98ca5c..77eeb768f95a 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -676,6 +676,7 @@ int ceph_handle_notrace_create(struct inode *dir, struct dentry *dentry)
                  */
                 BUG_ON(!result->d_inode);
                 d_instantiate(dentry, result->d_inode);
+                d_drop(result);
                 return 0;
         }
         return PTR_ERR(result);
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index f88a0f059dc8..be3af18e4cf1 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1449,12 +1449,14 @@ retry_lookup:
                 }
 
                 if (!dn->d_inode) {
-                        dn = splice_dentry(dn, in, NULL);
-                        if (IS_ERR(dn)) {
-                                err = PTR_ERR(dn);
+                        struct dentry *realdn = splice_dentry(dn, in, NULL);
+                        if (IS_ERR(realdn)) {
+                                err = PTR_ERR(realdn);
+                                d_drop(dn);
                                 dn = NULL;
                                 goto next_item;
                         }
+                        dn = realdn;
                 }
 
                 di = dn->d_fsdata;