Re: [PATCH] e2fslibs: fix llseek on i386

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On 1/24/2013 2:51 PM, Theodore Ts'o wrote:
> How did you find this?  I've done a quick search for SEEK_CUR, and
> it looks like only place where this could cause a problem is with 
> e2image.  And a quick test of a i386 version of e2image with a
> large file system is that it does indeed blow up with an
> "Inappropriate ioctl for device" error.

That's where I found it, but the error should be "seek: Value too
large for defined data type"

> Is there any other potential problems that are caused by this bug?
> I like to explain the impacts of bug fixes in libext2fs for folks
> who are doing bug fix / code archeology.

If e2image is the only internal user of the call with SEEK_CUR, then I
guess it only affects any external users of the library who were doing
this ( I am not aware of any ).


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