fs/9p: Don't clunk dentry fid when we fail to get a writeback inode

The dentry fid get clunked via the dput.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>

diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index 82a7c38ddad0dec0c9ecded6fcc4d3eb93a50350..691c78f58bef23eaeac32489399479d981397aed 100644 (file)
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -259,7 +259,7 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
                if (IS_ERR(inode_fid)) {
                        err = PTR_ERR(inode_fid);
                        mutex_unlock(&v9inode->v_mutex);
-                       goto error;
+                       goto err_clunk_old_fid;
                }
                v9inode->writeback_fid = (void *) inode_fid;
        }
@@ -267,8 +267,8 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
        /* Since we are opening a file, assign the open fid to the file */
        filp = lookup_instantiate_filp(nd, dentry, generic_file_open);
        if (IS_ERR(filp)) {
-               p9_client_clunk(ofid);
-               return PTR_ERR(filp);
+               err = PTR_ERR(filp);
+               goto err_clunk_old_fid;
        }
        filp->private_data = ofid;
 #ifdef CONFIG_9P_FSCACHE
@@ -278,10 +278,11 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
        return 0;
 
 error:
-       if (ofid)
-               p9_client_clunk(ofid);
        if (fid)
                p9_client_clunk(fid);
+err_clunk_old_fid:
+       if (ofid)
+               p9_client_clunk(ofid);
        return err;
 }