Make sure that h_length is set when we short-circuit out of ast_gethostbyname.

(closes issue #16135)
Reported by: thedavidfactor
Patches:
      utils.patch uploaded by thedavidfactor (license 903)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@302504 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/utils.c

@@ -208,6 +208,8 @@ struct hostent *ast_gethostbyname(const char *host, struct ast_hostent *hp)
 		hp->hp.h_addrtype = AF_INET;
 		hp->hp.h_addr_list = (void *) hp->buf;
 		hp->hp.h_addr = hp->buf + sizeof(void *);
+		/* For AF_INET, this will always be 4 */
+		hp->hp.h_length = 4;
 		if (inet_pton(AF_INET, host, hp->hp.h_addr) > 0)
 			return &hp->hp;
 		return NULL;