builder-next/patchImageConfig: nitpicks

1. Do not introduce another dt variable.

2. Wrap the error similar to all the others.

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
This commit is contained in:
Kir Kolyshkin 2019-08-06 18:15:42 -07:00 committed by Sebastiaan van Stijn
parent 21c2f0e656
commit ac827a7fff
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1 changed files with 2 additions and 2 deletions

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@ -78,9 +78,9 @@ func patchImageConfig(dt []byte, dps []digest.Digest, history []ocispec.History,
} }
if cache != nil { if cache != nil {
dt, err := json.Marshal(cache) dt, err = json.Marshal(cache)
if err != nil { if err != nil {
return nil, err return nil, errors.Wrap(err, "failed to marshal cache")
} }
m["moby.buildkit.cache.v0"] = dt m["moby.buildkit.cache.v0"] = dt
} }