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heimdal: Fix printing a short int into a string

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The size of portstr is too small to print an integer and we should print
a short anyway.

This fixes building with GCC 7.1

BUG: https://bugzilla.samba.org/show_bug.cgi?id=12930

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Fri Aug 11 18:08:04 CEST 2017 on sn-devel-144
This commit is contained in:
Andreas Schneider 2017-08-09 17:01:09 +02:00 committed by Andreas Schneider
parent b2f2ce0acc
commit abd74c3ba5
1 changed files with 2 additions and 2 deletions
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4
source4/heimdal/lib/krb5/krbhst.c
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@ -326,13 +326,13 @@ krb5_krbhst_format_string(krb5_context context, const krb5_krbhst_info *host,
char *hostname, size_t hostlen)
{
const char *proto = "";
char portstr[7] = "";
char portstr[7] = {0};
if(host->proto == KRB5_KRBHST_TCP)
proto = "tcp/";
else if(host->proto == KRB5_KRBHST_HTTP)
proto = "http://";
if(host->port != host->def_port)
snprintf(portstr, sizeof(portstr), ":%d", host->port);
snprintf(portstr, sizeof(portstr), ":%hd", host->port);
snprintf(hostname, hostlen, "%s%s%s", proto, host->hostname, portstr);
return 0;
}