diff --git a/components/shell/src/cmds/vfs_shellcmd.c b/components/shell/src/cmds/vfs_shellcmd.c
index f5c065ba..7b6b4a75 100755
--- a/components/shell/src/cmds/vfs_shellcmd.c
+++ b/components/shell/src/cmds/vfs_shellcmd.c
@@ -278,6 +278,7 @@ INT32 OsShellCmdCat(INT32 argc, const CHAR **argv)
 
     if (fd == -1) {
         ret = -1;
+        free(fullpath);
         return ret;
     }