diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c
index 331eddac7222..3bd386c371f7 100644
--- a/drivers/media/pci/cx23885/cx23885-core.c
+++ b/drivers/media/pci/cx23885/cx23885-core.c
@@ -1078,7 +1078,7 @@ static __le32 *cx23885_risc_field(__le32 *rp, struct scatterlist *sglist,
 	for (line = 0; line < lines; line++) {
 		while (offset && offset >= sg_dma_len(sg)) {
 			offset -= sg_dma_len(sg);
-			sg++;
+			sg = sg_next(sg);
 		}
 
 		if (lpi && line > 0 && !(line % lpi))
@@ -1101,14 +1101,14 @@ static __le32 *cx23885_risc_field(__le32 *rp, struct scatterlist *sglist,
 			*(rp++) = cpu_to_le32(0); /* bits 63-32 */
 			todo -= (sg_dma_len(sg)-offset);
 			offset = 0;
-			sg++;
+			sg = sg_next(sg);
 			while (todo > sg_dma_len(sg)) {
 				*(rp++) = cpu_to_le32(RISC_WRITE|
 						    sg_dma_len(sg));
 				*(rp++) = cpu_to_le32(sg_dma_address(sg));
 				*(rp++) = cpu_to_le32(0); /* bits 63-32 */
 				todo -= sg_dma_len(sg);
-				sg++;
+				sg = sg_next(sg);
 			}
 			*(rp++) = cpu_to_le32(RISC_WRITE|RISC_EOL|todo);
 			*(rp++) = cpu_to_le32(sg_dma_address(sg));