Index: src/plugins/open/open.h
--- src/plugins/open/open.h.orig
+++ src/plugins/open/open.h
@@ -93,11 +93,11 @@ struct ipmi_ipmb_addr {
 #define IPMI_IOC_MAGIC			'i'
 #define IPMICTL_RECEIVE_MSG_TRUNC	_IOWR(IPMI_IOC_MAGIC, 11, struct ipmi_recv)
 #define IPMICTL_RECEIVE_MSG		_IOWR(IPMI_IOC_MAGIC, 12, struct ipmi_recv)
-#define IPMICTL_SEND_COMMAND		_IOR(IPMI_IOC_MAGIC, 13, struct ipmi_req)
-#define IPMICTL_REGISTER_FOR_CMD	_IOR(IPMI_IOC_MAGIC, 14, struct ipmi_cmdspec)
-#define IPMICTL_UNREGISTER_FOR_CMD	_IOR(IPMI_IOC_MAGIC, 15, struct ipmi_cmdspec)
-#define IPMICTL_SET_GETS_EVENTS_CMD	_IOR(IPMI_IOC_MAGIC, 16, int)
-#define IPMICTL_SET_MY_ADDRESS_CMD	_IOR(IPMI_IOC_MAGIC, 17, unsigned int)
+#define IPMICTL_SEND_COMMAND		_IOW(IPMI_IOC_MAGIC, 13, struct ipmi_req)
+#define IPMICTL_REGISTER_FOR_CMD	_IOW(IPMI_IOC_MAGIC, 14, struct ipmi_cmdspec)
+#define IPMICTL_UNREGISTER_FOR_CMD	_IOW(IPMI_IOC_MAGIC, 15, struct ipmi_cmdspec)
+#define IPMICTL_SET_GETS_EVENTS_CMD	_IOW(IPMI_IOC_MAGIC, 16, int)
+#define IPMICTL_SET_MY_ADDRESS_CMD	_IOW(IPMI_IOC_MAGIC, 17, unsigned int)
 #define IPMICTL_GET_MY_ADDRESS_CMD	_IOR(IPMI_IOC_MAGIC, 18, unsigned int)
-#define IPMICTL_SET_MY_LUN_CMD		_IOR(IPMI_IOC_MAGIC, 19, unsigned int)
+#define IPMICTL_SET_MY_LUN_CMD		_IOW(IPMI_IOC_MAGIC, 19, unsigned int)
 #define IPMICTL_GET_MY_LUN_CMD		_IOR(IPMI_IOC_MAGIC, 20, unsigned int)