chan_iax2: Fix use of uninitialized sockaddr_in in try_transfer().

Initialize a struct sockaddr_in in try_transfer() so that the code isn't
(potentially) trying to read from it while uninitialized.
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Merged revisions 359558 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 359559 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@359560 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_iax2.c

@@ -8300,9 +8300,8 @@ static int try_transfer(struct chan_iax2_pvt *pvt, struct iax_ies *ies)
 	int newcall = 0;
 	char newip[256];
 	struct iax_ie_data ied;
-	struct sockaddr_in new;
-	
-	
+	struct sockaddr_in new = { 0, };
+
 	memset(&ied, 0, sizeof(ied));
 	if (ies->apparent_addr)
 		memmove(&new, ies->apparent_addr, sizeof(new));