mmc: sg fallout

Do a full scan of the directory to try and be a bit more proactive,
instead of waiting for things to break.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index d0eb0a2..95244a7 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -20,11 +20,11 @@
 #include <linux/mmc/host.h>
 #include <linux/amba/bus.h>
 #include <linux/clk.h>
+#include <linux/scatterlist.h>
 
 #include <asm/cacheflush.h>
 #include <asm/div64.h>
 #include <asm/io.h>
-#include <asm/scatterlist.h>
 #include <asm/sizes.h>
 #include <asm/mach/mmc.h>
 
@@ -167,7 +167,7 @@
 		 * partially written to a page is properly coherent.
 		 */
 		if (host->sg_len && data->flags & MMC_DATA_READ)
-			flush_dcache_page(host->sg_ptr->page);
+			flush_dcache_page(sg_page(host->sg_ptr));
 	}
 	if (status & MCI_DATAEND) {
 		mmci_stop_data(host);
@@ -319,7 +319,7 @@
 		 * page, ensure that the data cache is coherent.
 		 */
 		if (status & MCI_RXACTIVE)
-			flush_dcache_page(host->sg_ptr->page);
+			flush_dcache_page(sg_page(host->sg_ptr));
 
 		if (!mmci_next_sg(host))
 			break;