[FP5-817] Incorrect name display after formatting SD card to portable storage

Change-Id: I9d36ef45ede40f793ae487d90a7a7527e16b716d
diff --git a/fs/Exfat.cpp b/fs/Exfat.cpp
index c8b19e0..2e5ea1e 100644
--- a/fs/Exfat.cpp
+++ b/fs/Exfat.cpp
@@ -78,7 +78,7 @@
     std::vector<std::string> cmd;
     cmd.push_back(kMkfsPath);
     cmd.push_back("-n");
-    cmd.push_back("android");
+    cmd.push_back("");
     cmd.push_back(source);
 
     int rc = ForkExecvp(cmd);