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optimize a print in

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Signed-off-by: Yanqiang Miao <miao.yanqiang@zte.com.cn>

update 'optimize-a-print'

Signed-off-by: Yanqiang Miao <miao.yanqiang@zte.com.cn>
Upstream-commit: a503f3ac2fdb5f24b7ca982fc6447423095f229e
Component: engine
This commit is contained in:
Yanqiang Miao
2016-07-28 18:31:16 +08:00
parent e1bdcf299e
commit 57c5690493
1 changed files with 1 additions and 1 deletions
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2
components/engine/volume/volume.go
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@ -154,7 +154,7 @@ func (m *MountPoint) Type() string {
// ParseVolumesFrom ensures that the supplied volumes-from is valid.
func ParseVolumesFrom(spec string) (string, string, error) {
if len(spec) == 0 {
return "", "", fmt.Errorf("malformed volumes-from specification: %s", spec)
return "", "", fmt.Errorf("volumes-from specification cannot be an empty string")
}
specParts := strings.SplitN(spec, ":", 2)