D23159: Prevent error() being emitted when purposefully reading 0 bytes

[Alexander Saoutkin]

feverfew added inline comments.

INLINE COMMENTS

> chinmoyr wrote in file.cpp:524
> This doesn't support error reporting. Why not refactor this loop using read(char *, qint64)? I believe you can accommodate your changes inside the loop cleanly then.

I think that would be appropriate for a separate revision which I'm doing. This revision is only to handle the case outlined in the summary.

> chinmoyr wrote in file.cpp:538
> here `bytes` being negative should be an error..no?

bytes is unsigned, so it is not a worry for us.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D23159

To: feverfew, dfaure, fvogt, chinmoyr
Cc: apol, kfm-devel, kde-frameworks-devel, LeGast00n, michaelh, ngraham, bruns
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