[trafficserver] branch 6.2.x updated: TS-5104: Correct the calculation of max_dns_lookups in OSDNSLookup

[bc...@apache.org]

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bcall pushed a commit to branch 6.2.x
in repository https://git-dual.apache.org/repos/asf/trafficserver.git

The following commit(s) were added to refs/heads/6.2.x by this push:
       new  5712dc1   TS-5104: Correct the calculation of max_dns_lookups in OSDNSLookup
5712dc1 is described below

commit 5712dc19b0472e49823aa63b0c2061a983066d39
Author: Oknet Xu <xu...@skyguard.com.cn>
AuthorDate: Thu Dec 22 23:14:37 2016 +0800

    TS-5104: Correct the calculation of max_dns_lookups in OSDNSLookup
---
 proxy/http/HttpTransact.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/proxy/http/HttpTransact.cc b/proxy/http/HttpTransact.cc
index f8abad7..2c09466 100644
--- a/proxy/http/HttpTransact.cc
+++ b/proxy/http/HttpTransact.cc
@@ -1673,7 +1673,7 @@ HttpTransact::ReDNSRoundRobin(State *s)
 void
 HttpTransact::OSDNSLookup(State *s)
 {
-  static int max_dns_lookups = 3 + s->http_config_param->num_url_expansions;
+  static int max_dns_lookups = 2 + s->http_config_param->num_url_expansions;
   ++s->dns_info.attempts;
 
   DebugTxn("http_trans", "[HttpTransact::OSDNSLookup] This was attempt %d", s->dns_info.attempts);

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