Re: [PATCH] misc: pci_endpoint_test: Use -EINVAL for small subrange size

[Niklas Cassel]

On Fri, Mar 20, 2026 at 11:01:39PM +0900, Koichiro Den wrote:
> The sub_size check ensures that each subrange is large enough for 32-bit
> accesses. Subranges smaller than sizeof(u32) do not satisfy this
> assumption, so this is a local sanity check rather than a resource
> exhaustion case.
> 
> Return -EINVAL instead of -ENOSPC for this case.
> 
> Suggested-by: Niklas Cassel <cassel@xxxxxxxxxx>
> Signed-off-by: Koichiro Den <den@xxxxxxxxxxxxx>

Reviewed-by: Niklas Cassel <cassel@xxxxxxxxxx>