alpha: Replace sg++ with sg = sg_next(sg)
Replace sg++ with sg = sg_next(sg).
Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Matt Turner <mattst88@gmail.com>
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index 7f1925a..8103790 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -638,7 +638,7 @@
while (sg+1 < end && (int) sg[1].dma_address == -1) {
size += sg[1].length;
- sg++;
+ sg = sg_next(sg);
}
npages = iommu_num_pages(paddr, size, PAGE_SIZE);