From d0b54a29489314935214db920180fa208fc3a8ec Mon Sep 17 00:00:00 2001
From: Tony Mantler <nicoya@google.com>
Date: Fri, 2 May 2014 16:42:46 -0700
Subject: [PATCH] Don't allow empty or null filenames

b/14500106

Change-Id: I519e4a0fe392c3bdbb84f1ccbdea89f07b9c1426
---
 .../com/android/emailcommon/utility/AttachmentUtilities.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/emailcommon/src/com/android/emailcommon/utility/AttachmentUtilities.java b/emailcommon/src/com/android/emailcommon/utility/AttachmentUtilities.java
index 2b324b0a9..aab255802 100644
--- a/emailcommon/src/com/android/emailcommon/utility/AttachmentUtilities.java
+++ b/emailcommon/src/com/android/emailcommon/utility/AttachmentUtilities.java
@@ -410,7 +410,7 @@ public class AttachmentUtilities {
                 size = copyFile(in, resolver.openOutputStream(attUri));
                 contentUri = attUri.toString();
             } else if (Utility.isExternalStorageMounted()) {
-                if (attachment.mFileName == null) {
+                if (TextUtils.isEmpty(attachment.mFileName)) {
                     // TODO: This will prevent a crash but does not surface the underlying problem
                     // to the user correctly.
                     LogUtils.w(Logging.LOG_TAG, "Trying to save an attachment with no name: %d",