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fix file descriptor leak of ".../ip_local_port_range"

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fix file descriptor leak of "/proc/sys/net/ipv4/ip_local_port_range"
This commit is contained in:
Derek 2015-07-07 16:56:24 -07:00
parent 4a8b4af8af
commit f88ad7d340
1 changed files with 3 additions and 0 deletions
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3
libnetwork/portallocator/portallocator.go
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@ -108,6 +108,9 @@ func getDynamicPortRange() (start int, end int, err error) {
if err != nil {
return 0, 0, fmt.Errorf("port allocator - %s due to error: %v", portRangeFallback, err)
}
defer file.Close()
n, err := fmt.Fscanf(bufio.NewReader(file), "%d\t%d", &start, &end)
if n != 2 || err != nil {
if err == nil {