Check if ast_sockaddr is NULL then return.

(closes issue #17677)
Reported by: outcast
Patches:
      issue0017677.patch uploaded by pabelanger (license 224)
Tested by: elguero

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@279280 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/include/asterisk/netsock2.h b/include/asterisk/netsock2.h
index b73d848a0d898991593896b6d358e47b2f2dfc0e..24330d236a5ac67cabbe4bb6cafcb3672a245b43 100644 (file)
--- a/include/asterisk/netsock2.h
+++ b/include/asterisk/netsock2.h
@@ -82,7 +82,7 @@ int ast_sockaddr_ipv4_mapped(const struct ast_sockaddr *addr, struct ast_sockadd
  */
 static inline int ast_sockaddr_isnull(const struct ast_sockaddr *addr)
 {
-       return addr->len == 0;
+       return !addr || addr->len == 0;
 }
 
 /*!