[ARM] dma: convert IOMD DMA to use sg_next()

... rather than incrementing the sg pointer.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mach-rpc/dma.c b/arch/arm/mach-rpc/dma.c
index 0163592..a5987bb 100644 (file)
--- a/arch/arm/mach-rpc/dma.c
+++ b/arch/arm/mach-rpc/dma.c
@@ -67,7 +67,7 @@ static void iomd_get_next_sg(struct scatterlist *sg, struct iomd_dma *idma)
 
                if (idma->dma.sg->length == 0) {
                        if (idma->dma.sgcount > 1) {
-                               idma->dma.sg++;
+                               idma->dma.sg = sg_next(idma->dma.sg);
                                idma->dma.sgcount--;
                        } else {
                                idma->dma.sg = NULL;