On Fri, 2021-07-23 at 11:50 -0600, Logan Gunthorpe wrote: > Setting the ->dma_address to DMA_MAPPING_ERROR is not part of > the ->map_sg calling convention, so remove it. > > Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@xxxxxx/ > Suggested-by: Christoph Hellwig <hch@xxxxxx> > Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx> > Cc: Niklas Schnelle <schnelle@xxxxxxxxxxxxx> > Cc: Gerald Schaefer <gerald.schaefer@xxxxxxxxxxxxx> > Cc: Heiko Carstens <hca@xxxxxxxxxxxxx> > Cc: Vasily Gorbik <gor@xxxxxxxxxxxxx> > Cc: Christian Borntraeger <borntraeger@xxxxxxxxxx> > --- > arch/s390/pci/pci_dma.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c > index c78b02012764..be48e5b5bfcf 100644 > --- a/arch/s390/pci/pci_dma.c > +++ b/arch/s390/pci/pci_dma.c > @@ -492,7 +492,6 @@ static int s390_dma_map_sg(struct device *dev, struct scatterlist *sg, > for (i = 1; i < nr_elements; i++) { > s = sg_next(s); > > - s->dma_address = DMA_MAPPING_ERROR; > s->dma_length = 0; > > if (s->offset || (size & ~PAGE_MASK) || Acked-by: Niklas Schnelle <schnelle@xxxxxxxxxxxxx> Thanks!