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Merge pull request #421 from aboch/kn

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Incorrect kernel version check in bridge
This commit is contained in:
Madhu Venugopal 2015-07-30 08:15:02 -07:00
commit 94791877ee
1 changed files with 5 additions and 2 deletions
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7
libnetwork/drivers/bridge/setup_device.go
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@ -1,6 +1,7 @@
package bridge
import (
"github.com/Sirupsen/logrus"
"github.com/docker/docker/pkg/parsers/kernel"
"github.com/vishvananda/netlink"
)
@ -25,8 +26,10 @@ func setupDevice(config *networkConfiguration, i *bridgeInterface) error {
// Only set the bridge's MAC address if the kernel version is > 3.3, as it
// was not supported before that.
kv, err := kernel.GetKernelVersion()
if err == nil && (kv.Kernel >= 3 && kv.Major >= 3) {
setMac = true
if err != nil {
logrus.Errorf("Failed to check kernel versions: %v. Will not assign a MAC address to the bridge interface", err)
} else {
setMac = kv.Kernel > 3 || (kv.Kernel == 3 && kv.Major >= 3)
}
return ioctlCreateBridge(config.BridgeName, setMac)