>       size = (i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
>       if (pgoff >= size)
>               goto outside_data_content;
>       ...
>       if (size > endoff)
>               size = endoff;
>
>After this, size is not referenced.  So, either this potential reassignment
>of size is superfluous, or we are missing some other code later on in the
>function.  If it is the former, I've attached a patch which will remove the
>code.

Only if you can make sure the SIZE will never be bigger than ENDOFF.
What you see here is basically:
  size = min(endoff, (i_size_read...))
With a pgoff>=size somewhere ;)


Jan Engelhardt
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