Commit 7e4e7d4c authored by Logan Gunthorpe's avatar Logan Gunthorpe Committed by Christoph Hellwig
Browse files

s390/pci: don't set failed sg dma_address to DMA_MAPPING_ERROR 

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@lst.de/


Suggested-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarLogan Gunthorpe <logang@deltatee.com>
Cc: Niklas Schnelle <schnelle@linux.ibm.com>
Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 911ace0b

arch/s390/pci/pci_dma.c

+0 −1
Original line number Diff line number Diff line
@@ -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) ||