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audit: remove some duplicated includes

PATCH In review Yangtao Li 2 participants 4 messages Nov 26, 2018 – Nov 27, 2018 Audit

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Yangtao Li

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#0 lore raw

PATCH 1/1 audit: remove some duplicated includes

audit.h and skbuff.h are included twice.It's unnecessary. hence just remove them.

---
 kernel/audit.c | 3 ---
 1 file changed, 3 deletions(-)
kernel/audit.c +0 -3
index 2a8058764aa6..a677715891d0 100644
@@ -62,11 +62,8 @@
 #include <linux/pid.h>
 #include <linux/slab.h>
 
-#include <linux/audit.h>
-
 #include <net/sock.h>
 #include <net/netlink.h>
-#include <linux/skbuff.h>
 #ifdef CONFIG_SECURITY
 #include <linux/security.h>
 #endif
Signature · 1 line
2.17.0
maintainer
#1 lore raw
Quoted 8 lines · Yangtao Li

audit.h and skbuff.h are included twice.It's unnecessary. hence just remove them.

---
 kernel/audit.c | 3 ---
 1 file changed, 3 deletions(-)

While there are two header files named audit.h, they are different files as one lives in include/linux/audit.h, the other in kernel/audit.h. Granted, kernel/audit.h does include the include/linux/audit.h file but it should be protected from multiple inclusion by the _LINUX_AUDIT_H_ definition.

I currently prefer to keep both <linux/audit.h> and "audit.h" in audit.c to help make the dependencies explicit in audit.c itself.

Quoted 18 lines
kernel/audit.c +0 -4
index 2a8058764aa6..a677715891d0 100644
@@ -62,11 +62,8 @@
 #include <linux/pid.h>
 #include <linux/slab.h>
 
-#include <linux/audit.h>
-
 #include <net/sock.h>
 #include <net/netlink.h>
-#include <linux/skbuff.h>
 #ifdef CONFIG_SECURITY
 #include <linux/security.h>
 #endif
--

2.17.0

Signature · 2 lines
paul moore
www.paul-moore.com
author
#2 lore raw
Quoted 11 lines · Paul Moore
Quoted 8 lines · Yangtao Li

audit.h and skbuff.h are included twice.It's unnecessary. hence just remove them.

---
 kernel/audit.c | 3 ---
 1 file changed, 3 deletions(-)
Quoted 8 lines

While there are two header files named audit.h, they are different files as one lives in include/linux/audit.h, the other in kernel/audit.h. Granted, kernel/audit.h does include the include/linux/audit.h file but it should be protected from multiple inclusion by the _LINUX_AUDIT_H_ definition.

I currently prefer to keep both <linux/audit.h> and "audit.h" in audit.c to help make the dependencies explicit in audit.c itself.

Hi Paul:

How about fs.h and others?

MBR,
Yangtao

Quoted 23 lines
Quoted 18 lines
kernel/audit.c +0 -4
index 2a8058764aa6..a677715891d0 100644
@@ -62,11 +62,8 @@
 #include <linux/pid.h>
 #include <linux/slab.h>
 
-#include <linux/audit.h>
-
 #include <net/sock.h>
 #include <net/netlink.h>
-#include <linux/skbuff.h>
 #ifdef CONFIG_SECURITY
 #include <linux/security.h>
 #endif
--
Quoted 1 line

2.17.0

--
paul moore
www.paul-moore.com

maintainer
#3 lore raw
Quoted 17 lines · Frank Lee
Quoted 16 lines · Paul Moore
Quoted 8 lines · Yangtao Li

audit.h and skbuff.h are included twice.It's unnecessary. hence just remove them.

---
 kernel/audit.c | 3 ---
 1 file changed, 3 deletions(-)

While there are two header files named audit.h, they are different files as one lives in include/linux/audit.h, the other in kernel/audit.h. Granted, kernel/audit.h does include the include/linux/audit.h file but it should be protected from multiple inclusion by the _LINUX_AUDIT_H_ definition.

Quoted 5 lines
Quoted 2 lines

I currently prefer to keep both <linux/audit.h> and "audit.h" in audit.c to help make the dependencies explicit in audit.c itself.

Hi Paul:

How about fs.h and others?

In the case of linux/fs.h, I believe that you wanted to remove it because we are already including linux/fsnotify_backend.h (or similar), yes? In that case I think it comes down to a similar idea:
keep linux/fs.h when we are directly referencing a function, variable, etc. that is declared in linux/fs.h. Needless to say, I would take the same position with other header files.

If you can find a case where we are not making any direct references to something in a header file, I'm happy to merge a patch which removes that include.

Signature · 2 lines
paul moore
www.paul-moore.com