diff --git a/[refs] b/[refs]
index 75fa9543496e..d633cda50baa 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9e337b0fb3baa3c22490365b1bdee6f4741413d4
+refs/heads/master: c53bd2e1949ddbe06fe2a6079c0658d58ce25edb
diff --git a/trunk/drivers/misc/c2port/core.c b/trunk/drivers/misc/c2port/core.c
index 0207dd59090d..b5346b4db91a 100644
--- a/trunk/drivers/misc/c2port/core.c
+++ b/trunk/drivers/misc/c2port/core.c
@@ -15,6 +15,7 @@
 #include <linux/errno.h>
 #include <linux/err.h>
 #include <linux/kernel.h>
+#include <linux/kmemcheck.h>
 #include <linux/ctype.h>
 #include <linux/delay.h>
 #include <linux/idr.h>
@@ -891,6 +892,7 @@ struct c2port_device *c2port_device_register(char *name,
 		return ERR_PTR(-EINVAL);
 
 	c2dev = kmalloc(sizeof(struct c2port_device), GFP_KERNEL);
+	kmemcheck_annotate_bitfield(c2dev, flags);
 	if (unlikely(!c2dev))
 		return ERR_PTR(-ENOMEM);
 
diff --git a/trunk/include/linux/c2port.h b/trunk/include/linux/c2port.h
index 7b5a2388ba67..2a5cd867c365 100644
--- a/trunk/include/linux/c2port.h
+++ b/trunk/include/linux/c2port.h
@@ -10,6 +10,7 @@
  */
 
 #include <linux/device.h>
+#include <linux/kmemcheck.h>
 
 #define C2PORT_NAME_LEN			32
 
@@ -20,8 +21,10 @@
 /* Main struct */
 struct c2port_ops;
 struct c2port_device {
+	kmemcheck_bitfield_begin(flags);
 	unsigned int access:1;
 	unsigned int flash_access:1;
+	kmemcheck_bitfield_end(flags);
 
 	int id;
 	char name[C2PORT_NAME_LEN];