On 2010-07-25, at 20:16, Toshiyuki Okajima <toshi.okajima@xxxxxxxxxxxxxx> wrote:
>
> - if (pos > sbi->s_bitmap_maxbytes)
> + if (pos > sbi->s_bitmap_maxbytes
> + || (pos == sbi->s_bitmap_maxbytes && length > 0))
> return -EFBIG;
Minor note - the kernel coding style is to put the '||' at the end of the first line instead of the start of the second line.
I thunk it would also be sufficient to do:
if (pos > sbi->s_bitmap_maxbytes + !!length)
return -EFBIG;--
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