1 files changed, 3 insertions, 2 deletions

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index d17032c347c0..08df1ea8bac4 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -215,8 +215,9 @@ struct request {
         /*
          * when request is used as a packet command carrier
          */
-        unsigned int cmd_len;
-        unsigned char cmd[BLK_MAX_CDB];
+        unsigned short cmd_len;
+        unsigned char __cmd[BLK_MAX_CDB];
+        unsigned char *cmd;
 
         unsigned int data_len;
         unsigned int extra_len; /* length of alignment and padding */