[PATCH][next] treewide: uapi: Replace zero-length arrays with flexible-array members

Jason Gunthorpe jgg at ziepe.ca
Tue Jun 28 11:44:04 PDT 2022


On Tue, Jun 28, 2022 at 10:54:58AM -0700, Kees Cook wrote:

 
> which must also be assuming it's a header. So probably better to just
> drop the driver_data field? I don't see anything using it (that I can
> find) besides as a sanity-check that the field exists and is at the end
> of the struct.

The field is guaranteeing alignment of the following structure. IIRC
there are a few cases that we don't have a u64 already to force this.

Jason



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