From 8e0d52ec52d8d6106be7ad24db1b8e9ccf2682ac Mon Sep 17 00:00:00 2001
From: Sylvain Berfini <sylvain.berfini@belledonne-communications.com>
Date: Wed, 17 Jan 2018 14:48:27 +0100
Subject: [PATCH] Do not crash in lime if either message or content type is
 NULL

---
 coreapi/lime.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/coreapi/lime.c b/coreapi/lime.c
index ba4e00027..efeecf45f 100644
--- a/coreapi/lime.c
+++ b/coreapi/lime.c
@@ -475,6 +475,9 @@ int lime_createMultipartMessage(void *cachedb, const char *contentType, uint8_t
 	if (bzrtp_getSelfZID(cachedb, selfURI, selfZid, NULL) != 0) {
 		return LIME_UNABLE_TO_ENCRYPT_MESSAGE;
 	}
+	if (message == NULL || contentType == NULL) {
+		return LIME_UNABLE_TO_ENCRYPT_MESSAGE;
+	}
 
 	/* encrypted message length is plaintext + 16 for tag */
 	encryptedMessageLength = (uint32_t)strlen((char *)message) + 16;