diff --git a/fs/jffs2/src/vfs_jffs2.c b/fs/jffs2/src/vfs_jffs2.c
index 4ce82017c686e145acc380a8dede95f9e2c0ceb4..b6d616bac5dc8f39b0a70e142aac47e73c0e9920 100644
--- a/fs/jffs2/src/vfs_jffs2.c
+++ b/fs/jffs2/src/vfs_jffs2.c
@@ -201,13 +201,13 @@ int VfsJffs2Lookup(struct Vnode *parentVnode, const char *path, int len, struct
     }
 
     (void)VfsHashGet(parentVnode->originMount, node->i_ino, &newVnode, NULL, NULL);
-    LOS_MuxUnlock(&g_jffs2FsLock);
     if (newVnode) {
         if (newVnode->data == NULL) {
             LOS_Panic("#####VfsHashGet error#####\n");
         }
         newVnode->parent = parentVnode;
         *ppVnode = newVnode;
+        LOS_MuxUnlock(&g_jffs2FsLock);
         return 0;
     }
     ret = VnodeAlloc(&g_jffs2Vops, &newVnode);