On Thu, Sep 13, 2018 at 05:17:15PM +0200, Wolfram Sang wrote: > The generic fallback of arch_teardown_dma_ops() clears the dma_ops > pointer but the ARM specific version does not. Rename the generic one, > so it can be called from ARM specific one, too. This will ensure > consistent behaviour. Hmm. I'd rather remove your new generic version entirely and move the ops clearing into the two callers.