Messages in this thread Patch in this message | | | From | Sudeep Holla <> | Subject | [PATCH 1/2] firmware: arm_scmi: Add include guard to linux/scmi_protocol.h | Date | Fri, 3 Apr 2020 18:10:17 +0100 |
| |
If this header is include twice, it will generate loads of compile time error with the following below error pattern. It was reported by 0day kbuild robot on a branch pushed with double inclusion by accident.
error: conflicting types for ‘...’ note: previous declaration of ‘...’ was here error: redefinition of ‘...’
Add a header include guard just in case.
Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com> --- include/linux/scmi_protocol.h | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h index 5c873a59b387..ce2f5c28b2df 100644 --- a/include/linux/scmi_protocol.h +++ b/include/linux/scmi_protocol.h @@ -4,6 +4,10 @@ * * Copyright (C) 2018 ARM Ltd. */ + +#ifndef _LINUX_SCMI_PROTOCOL_H +#define _LINUX_SCMI_PROTOCOL_H + #include <linux/device.h> #include <linux/types.h> @@ -319,3 +323,5 @@ static inline void scmi_driver_unregister(struct scmi_driver *driver) {} typedef int (*scmi_prot_init_fn_t)(struct scmi_handle *); int scmi_protocol_register(int protocol_id, scmi_prot_init_fn_t fn); void scmi_protocol_unregister(int protocol_id); + +#endif /* _LINUX_SCMI_PROTOCOL_H */ -- 2.17.1
| |