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ineffectual assignment to isCanonical, delete it

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Signed-off-by: yupengzte <yu.peng36@zte.com.cn>
This commit is contained in:
yupengzte 2017-05-18 17:16:19 +08:00
parent 77c9728847
commit b28c1eae01
1 changed files with 1 additions and 4 deletions
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5
client/service_create.go
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@ -55,12 +55,9 @@ func (cli *Client) ServiceCreate(ctx context.Context, service swarm.ServiceSpec,
// the image string if it didn't originally contain a digest. It assumes
// that the image string is not an image ID
func imageWithDigestString(image string, dgst digest.Digest) string {
isCanonical := false
ref, err := reference.ParseAnyReference(image)
if err == nil {
_, isCanonical = ref.(reference.Canonical)
if !isCanonical {
if _, isCanonical := ref.(reference.Canonical); !isCanonical {
namedRef, _ := ref.(reference.Named)
img, err := reference.WithDigest(namedRef, dgst)
if err == nil {