websockets / ws / 2218 / 2

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master: 100%

Pull #1600

travis-ci

Ensure that concat() never returns uninitialized data

This is just a safeguard that ensures that for cases if totalLength is
by some mistake gets miscalculated, no uninitialized memory would
be leaked.

This should not introduce any performance impact as in a normal
case (which should be all the cases) this is just a single comparison.

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