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Be more explicit in finding next port to allocate

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Docker-DCO-1.1-Signed-off-by: Andy Kipp <andy@rstudio.com> (github: kippandrew)
Upstream-commit: 73c416a20db8fe48302a6cf0db4c1c0585ed0739
Component: engine
This commit is contained in:
Andy Kipp
2014-03-18 13:30:21 -04:00
parent 9ecda2cf3a
commit 0ed607c3a6
1 changed files with 3 additions and 2 deletions
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components/engine/runtime/networkdriver/portallocator/portallocator.go
+3 -2
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@@ -151,8 +151,9 @@ func equalsDefault(ip net.IP) bool {
}
func findNextPort(proto string, allocated *collections.OrderedIntSet) (int, error) {
port := 0
for port = nextPort(proto); allocated.Exists(port); port = nextPort(proto) {
port := nextPort(proto)
for allocated.Exists(port) {
port = nextPort(proto)
}
if port > EndPortRange {
return 0, ErrPortExceedsRange