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upnphttp: Don't select an empty interface address

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When determining which address to present to the client for a resource
URL, we should never use an empty string.
This commit is contained in:
Justin Maggard 2017-11-29 23:31:36 -08:00
parent ad5d6413a7
commit 782e99873a
1 changed files with 3 additions and 3 deletions
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6
upnphttp.c
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@ -268,14 +268,14 @@ ParseHttpHeaders(struct upnphttp * h)
p = colon + 1; p = colon + 1;
while(isspace(*p)) while(isspace(*p))
p++; p++;
for(n = 0; n<n_lan_addr; n++) for(n = 0; n < n_lan_addr+1; n++)
{ {
for(i=0; lan_addr[n].str[i]; i++) for(i = 0; lan_addr[n].str[i]; i++)
{ {
if(lan_addr[n].str[i] != p[i]) if(lan_addr[n].str[i] != p[i])
break; break;
} }
if(!lan_addr[n].str[i]) if(i && !lan_addr[n].str[i])
{ {
h->iface = n; h->iface = n;
break; break;