On Wed, Jul 12, 2023 at 12:37:02PM +0000, 杜敏杰 wrote: > Hi Thierry! > > >I think we can just drop the error check altogether since > >debugfs_create_file() will simply return early if smmu->debugfs is an error pointer. > > So do you mean maybe delete the smmu->debugfs check is better? > Maybe I can resubmit a new patch. Yes, I think that would be preferable. Thierry
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