From d1cdf87e11091782d361d8df633b6029a2187b95 Mon Sep 17 00:00:00 2001
From: Gregor Wagner <anygregor@gmail.com>
Date: Fri, 2 Nov 2012 14:31:22 -0700
Subject: [PATCH] Bug 807631 - Receiving multi-part SMS doesn't work.
 r=philikon.

---
 dom/system/gonk/ril_worker.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dom/system/gonk/ril_worker.js b/dom/system/gonk/ril_worker.js
index 8bdfa6dae47..d3da5a855d0 100644
--- a/dom/system/gonk/ril_worker.js
+++ b/dom/system/gonk/ril_worker.js
@@ -3866,7 +3866,7 @@ let RIL = {
       this.sendDOMMessage(message);
     }
 
-    if (message.messageClass == GECKO_SMS_MESSAGE_CLASSES[PDU_DCS_MSG_CLASS_2]) {
+    if (message && message.messageClass == GECKO_SMS_MESSAGE_CLASSES[PDU_DCS_MSG_CLASS_2]) {
       // `MS shall ensure that the message has been to the SMS data field in
       // the (U)SIM before sending an ACK to the SC.`  ~ 3GPP 23.038 clause 4
       return PDU_FCS_RESERVED;