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builder: use len() > 0 instead of != nil

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Signed-off-by: Tibor Vass <teabee89@gmail.com>
This commit is contained in:
Tibor Vass 2015-01-13 11:13:27 -08:00
parent 39343b8618
commit 3183af8b19
1 changed files with 1 additions and 1 deletions
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2
builder/internals.go
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@ -532,7 +532,7 @@ func (b *Builder) create() (*daemon.Container, error) {
b.TmpContainers[c.ID] = struct{}{}
fmt.Fprintf(b.OutStream, " ---> Running in %s\n", utils.TruncateID(c.ID))
if config.Cmd != nil {
if len(config.Cmd) > 0 {
// override the entry point that may have been picked up from the base image
c.Path = config.Cmd[0]
c.Args = config.Cmd[1:]