Messages in this thread | | | Subject | Re: AUDIT of 2.5.15 copy_to/from_user | Date | Sun, 19 May 2002 23:54:38 +0100 (BST) | From | Alan Cox <> |
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> alan@lxorguk.ukuu.org.uk said: > > > > After that we always use __copy_from_user() and we trust it not to fail. > > > This is correct > > > The only check done in access_ok on x86 is the 0xC0000000->0xFFFFFFFF > > check with isnt affected by remappings. > > Right.... so trusting __copy_to_user() not to fail doesn't seem > particularly correct.
EFAULT reporting is not required by posix. Its not so much incorrect as slightly rude.. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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