Zhang Wei b1aa8c8912 Clean redundant error message for export ...

When execute `docker export -o path xxx` and path is a directory docker
has no privilege to write to, daemon will print lots of error logs that
most of them are duplicated and redundant.

This will remove unnecessary error logs and print only once.

Signed-off-by: Zhang Wei <zhangwei555@huawei.com>
Upstream-commit: 439433099e261d504561d834839fcb936fb7ea95
Component: engine

2016-02-19 18:50:11 +08:00

components/engine

Clean redundant error message for export

2016-02-19 18:50:11 +08:00

S

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