1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/chio.h b/include/linux/chio.h
index 63035ae67e63..a404c111c937 100644
--- a/include/linux/chio.h
+++ b/include/linux/chio.h
@@ -96,7 +96,7 @@ struct changer_position {
  */
 struct changer_element_status {
         int             ces_type;
-        unsigned char   *ces_data;
+        unsigned char   __user *ces_data;
 };
 #define CESTATUS_FULL     0x01 /* full */
 #define CESTATUS_IMPEXP   0x02  /* media was imported (inserted by sysop) */