Fix ACL for bizarre routing cases

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2504 65c4cc65-6c06-0410-ace0-fbb531ad65f3

acl.c

@@ -279,7 +279,7 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
 	fgets(line,sizeof(line),PROC);
 
 	while (!feof(PROC)) {
-		char iface[8];
+		char iface[256];
 		unsigned int dest, gateway, mask;
 		int i,fieldnum;
 		char *fields[40];
@@ -303,6 +303,7 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
 				i = offset - line;
 			}
 		}
+		if (fieldnum >= 8) {
 
 			sscanf(fields[0],"%s",iface);
 			sscanf(fields[1],"%x",&dest);
@@ -317,6 +318,7 @@ int ast_ouraddrfor(struct in_addr *them, struct in_addr *us)
 				break;
 			}
 		}
+	}
 	fclose(PROC);
 	if (res == 1) {
 		ast_log(LOG_WARNING, "Yikes!  No default route?!!\n");