[asterisk-commits] file: trunk r38853 - /trunk/channels/chan_sip.c

[asterisk-commits at lists.digium.com]

Author: file
Date: Fri Aug  4 13:40:47 2006
New Revision: 38853

URL: http://svn.digium.com/view/asterisk?rev=38853&view=rev
Log:
Don't assume that a referred by URI will always exist (issue #7641 reported and fixed by AuPix)

Modified:
    trunk/channels/chan_sip.c

Modified: trunk/channels/chan_sip.c
URL: http://svn.digium.com/view/asterisk/trunk/channels/chan_sip.c?rev=38853&r1=38852&r2=38853&view=diff
==============================================================================
--- trunk/channels/chan_sip.c (original)
+++ trunk/channels/chan_sip.c Fri Aug  4 13:40:47 2006
@@ -8306,9 +8306,13 @@
 		*ptr = '\0';
 	ast_copy_string(referdata->refer_to, refer_to, sizeof(referdata->refer_to));
 	
-	if ((ptr = strchr(referred_by_uri, ';'))) 	/* Remove options */
-		*ptr = '\0';
-	ast_copy_string(referdata->referred_by, referred_by_uri, sizeof(referdata->referred_by));
+	if (referred_by_uri) {
+		if ((ptr = strchr(referred_by_uri, ';'))) 	/* Remove options */
+			*ptr = '\0';
+		ast_copy_string(referdata->referred_by, referred_by_uri, sizeof(referdata->referred_by));
+	} else {
+		referdata->referred_by[0] = '\0';
+	}
 
 	/* Determine transfer context */
 	if (transferer->owner)	/* Mimic behaviour in res_features.c */