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devmapper: Fix prefix name to work with udev

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Udev escapes "," used in device names to 0\x2c which breaks libdevmapper.
Instead use : to escape minor and minor which works.
Upstream-commit: 2812baf3957391bf8871bd56c00a58f4fbc0b715
Component: engine
This commit is contained in:
Alexander Larsson
2013-10-18 11:39:47 +02:00
parent 1357281d03
commit e878830be2
1 changed files with 1 additions and 1 deletions
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components/engine/devmapper/deviceset.go
+1 -1
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@@ -388,7 +388,7 @@ func (devices *DeviceSet) initDevmapper() error {
// - Managed by docker
// - The target of this device is at major <maj> and minor <min>
// - If <inode> is defined, use that file inside the device as a loopback image. Otherwise use the device itself.
devices.devicePrefix = fmt.Sprintf("docker-%d,%d-%d", major(sysSt.Dev), minor(sysSt.Dev), sysSt.Ino)
devices.devicePrefix = fmt.Sprintf("docker-%d:%d-%d", major(sysSt.Dev), minor(sysSt.Dev), sysSt.Ino)
utils.Debugf("Generated prefix: %s", devices.devicePrefix)
// Check for the existence of the device <prefix>-pool