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miniupnpd: improve AddAnyPortMapping() 

try with next port when  -3 permission check failed

see #465
This commit is contained in:
Thomas Bernard 2020-05-30 10:29:24 +02:00
parent a30e3de4ba
commit a711165e6e
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1 changed files with 3 additions and 2 deletions
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miniupnpd/upnpsoap.c
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@ -1,4 +1,4 @@
/* $Id: upnpsoap.c,v 1.155 2019/04/08 13:31:46 nanard Exp $ */
/* $Id: upnpsoap.c,v 1.157 2020/05/30 08:28:22 nanard Exp $ */
/* vim: tabstop=4 shiftwidth=4 noexpandtab
* MiniUPnP project
* http://miniupnp.free.fr/ or https://miniupnp.tuxfamily.org/
@ -673,7 +673,8 @@ AddAnyPortMapping(struct upnphttp * h, const char * action, const char * ns)
* have some smart strategy to choose the port */
for(;;) {
r = upnp_redirect(r_host, eport, int_ip, iport, protocol, desc, leaseduration);
if(r==-2 && eport < 65535) {
if((r==-2 || r==-3) && eport < 65535) {
/* next port if -2 already redirected or -3 permission check failed */
eport++;
} else {
break;