ceph: fix mksnap crash

mksnap reply only contain 'target', does not contain 'dentry'. So it's wrong to use req->r_reply_info.head->is_dentry to detect traceless reply. Signed-off-by: Yan, Zheng <[email protected]> Reviewed-by: Sage Weil <[email protected]>
cbmeeks · Dec 17, 2014 · 275dd19 · 275dd19
1 parent 021b77b
commit 275dd19
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
@@ -812,7 +812,9 @@ static int ceph_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 		acls.pagelist = NULL;
 	}
 	err = ceph_mdsc_do_request(mdsc, dir, req);
-	if (!err && !req->r_reply_info.head->is_dentry)
+	if (!err &&
+	    !req->r_reply_info.head->is_target &&
+	    !req->r_reply_info.head->is_dentry)
 		err = ceph_handle_notrace_create(dir, dentry);
 	ceph_mdsc_put_request(req);
 out: