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    SubjectRe: [PATCH] lib: introduce strdup_from_user
    Alexey Dobriyan wrote:
    > NAK
    > It accesses userspace data twice.

    What's wrong with that? How else is it supposed to know how much to allocate
    without using strlen first?

    Besides, it was Alan's idea to make this a common function. I can easily put it
    back in my driver.

    --
    Timur Tabi
    Linux kernel developer at Freescale



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