On 18/05/17 14:13, Arnd Bergmann wrote: > Newly added code in the ipmmu-vmsa driver showed a small mistake > in a header file that can't be included by itself without CONFIG_IOMMU_DMA > enabled: > > In file included from drivers/iommu/ipmmu-vmsa.c:13:0: > include/linux/dma-iommu.h:105:94: error: 'struct device' declared inside > parameter list will not be visible outside of this definition or declaration > [-Werror] > > This adds a forward declaration for 'struct device', similar to how > we treat the other struct types in this case.
Oops, looks like this was latent from day one, thanks Arnd. Acked-by: Robin Murphy <[email protected]> > Fixes: 3ae47292024f ("iommu/ipmmu-vmsa: Add new IOMMU_DOMAIN_DMA ops") > Fixes: 273df9635385 ("iommu/dma: Make PCI window reservation generic") > Signed-off-by: Arnd Bergmann <[email protected]> > --- > include/linux/dma-iommu.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h > index 4eac2670bfa1..92f20832fd28 100644 > --- a/include/linux/dma-iommu.h > +++ b/include/linux/dma-iommu.h > @@ -78,6 +78,7 @@ void iommu_dma_get_resv_regions(struct device *dev, struct > list_head *list); > > struct iommu_domain; > struct msi_msg; > +struct device; > > static inline int iommu_dma_init(void) > { >
