Merge branch 'linux-2.6' into for-2.6.24

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 7225124d96c..5d8b91e70ec 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -80,7 +80,7 @@
 
 
 #define DRV_NAME "pata_it821x"
-#define DRV_VERSION "0.3.7"
+#define DRV_VERSION "0.3.8"
 
 struct it821x_dev
 {
@@ -533,6 +533,10 @@ static int it821x_check_atapi_dma(struct ata_queued_cmd *qc)
         struct ata_port *ap = qc->ap;
         struct it821x_dev *itdev = ap->private_data;
 
+        /* Only use dma for transfers to/from the media. */
+        if (qc->nbytes < 2048)
+                return -EOPNOTSUPP;
+
         /* No ATAPI DMA in smart mode */
         if (itdev->smart)
                 return -EOPNOTSUPP;