Am 15.05.2015 um 10:36 hat Fam Zheng geschrieben:
> v2: Correct detection of overflow. [Markus, Berto]
> 
> If the image has a huge enough virtual size,
> 
>   $ qemu-img info afl9.img
>   qemu-img: Can't get size of device 'image': Unknown error -512
> 
> It's because of the multiplication overflow in the return statement in
> bdrv_getlength (the big nagetive value is later truncated to 0x200). Fix it to
> return -EFBIG:
> 
>   qemu-img: Can't get size of device 'image': File too large
> 
> Bug reported by Richard Jones in:
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=1221499

Thanks, applied to the block branch.

Kevin

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