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SubjectRe: [PATCH RESEND] x86:pci: Change sta2x11_dma_ops stucture to use switolb_dma_supported as it's dma_supported function in sta2x11-fixup.c

* Nicholas Krause <xerofoify@gmail.com> wrote:

> This changes the structure sta2x11_dma_ops stucture to
> use switolb_dma_supported as it's function for
> dma_supported hardware verus setting this value to NULL
> as this should be set correctly for when dma_supported
> function needs to be called for this hardware. Otherwise
> this will cause a bug that will crash a operation needing
> to access this function if an intended hardware operation
> needs to call it but the kernel has the function pointer
> for this structure set to NULL incorrectly.

This is a pretty vague description - what specific hardware
is affected and how is the bug triggered?

Thanks,

Ingo


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