net: fix network timeout boundary condition.

Fixes #472.

R=golang-dev
CC=golang-dev
https://golang.org/cl/223108

diff --git a/src/pkg/net/fd.go b/src/pkg/net/fd.go
index 83705a5a8707aa30fd2d9e047a1132b273543289..df5a39db4cc15eef80f257a14a31df945f802be8 100644 (file)
--- a/src/pkg/net/fd.go
+++ b/src/pkg/net/fd.go
@@ -228,7 +228,7 @@ func (s *pollServer) Run() {
                var t = s.deadline
                if t > 0 {
                        t = t - s.Now()
-                       if t < 0 {
+                       if t <= 0 {
                                s.CheckDeadlines()
                                continue
                        }