ANDROID: video: adf: Avoid directly referencing user pointers

[firefly-linux-kernel-4.4.55.git] / drivers / scsi / sd.h

diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 654630bb7d0edeb48438654e47d8a60151d2c87b..765a6f1ac1b7320edc860b1eb6baa30e7e1beac4 100644 (file)
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -151,6 +151,11 @@ static inline sector_t logical_to_sectors(struct scsi_device *sdev, sector_t blo
        return blocks << (ilog2(sdev->sector_size) - 9);
 }
 
+static inline unsigned int logical_to_bytes(struct scsi_device *sdev, sector_t blocks)
+{
+       return blocks * sdev->sector_size;
+}
+
 /*
  * A DIF-capable target device can be formatted with different
  * protection schemes.  Currently 0 through 3 are defined: