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SubjectRe: [PATCH v2 17/27] compat_ioctl: ide: floppy: add handler
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On Tue, 2019-12-17 at 23:16 +0100, Arnd Bergmann wrote:
> Rather than relying on fs/compat_ioctl.c, this adds support
> for a compat_ioctl() callback in the ide-floppy driver directly,
> which lets it translate the scsi commands.
[...]

After this, and before "compat_ioctl: move HDIO ioctl handling into
drivers/ide", compat ioctls on an IDE hard drive will result in a null
pointer dereference in ide_gd_compat_ioctl(). Not sure how much that
really matters though.

Ben.

--
Ben Hutchings, Software Developer Codethink Ltd
https://www.codethink.co.uk/ Dale House, 35 Dale Street
Manchester, M1 2HF, United Kingdom

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