From 23156ab4b1bd122b5257e541fff72e388c796dbc Mon Sep 17 00:00:00 2001
From: csoler <csoler@users.sourceforge.net>
Date: Sat, 3 Jun 2017 10:30:02 +0200
Subject: [PATCH] fixed malloc problem when chat avatar is missing

---
 libretroshare/src/chat/p3chatservice.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libretroshare/src/chat/p3chatservice.cc b/libretroshare/src/chat/p3chatservice.cc
index 851b2983d..64c4e9534 100644
--- a/libretroshare/src/chat/p3chatservice.cc
+++ b/libretroshare/src/chat/p3chatservice.cc
@@ -169,6 +169,12 @@ class p3ChatService::AvatarInfo
 
 	  void toUnsignedChar(unsigned char *& data,uint32_t& size) const
 	  {
+		  if(_image_size == 0)
+		  {
+			  size = 0 ;
+			  data = NULL ;
+			  return ;
+		  }
 		  data = (unsigned char *)rs_malloc(_image_size) ;
 		  size = _image_size ;
 		  memcpy(data,_image_data,size*sizeof(unsigned char)) ;