diff mbox series

lib/interval-tree: add header guard in interval_tree_generic.h

Message ID 20250215023739.19809-1-richard.weiyang@gmail.com (mailing list archive)
State New
Headers show
Series lib/interval-tree: add header guard in interval_tree_generic.h | expand

Commit Message

Wei Yang Feb. 15, 2025, 2:37 a.m. UTC
Per my understanding, we usually define header guard to prevent multiple
definition.

Let's add it as usual.

Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
---
 include/linux/interval_tree_generic.h       | 4 ++++
 tools/include/linux/interval_tree_generic.h | 5 +++++
 2 files changed, 9 insertions(+)

Comments

Matthew Wilcox Feb. 15, 2025, 2:48 a.m. UTC | #1
On Sat, Feb 15, 2025 at 02:37:39AM +0000, Wei Yang wrote:
> Per my understanding, we usually define header guard to prevent multiple
> definition.
> 
> Let's add it as usual.

This isn't needed.
diff mbox series

Patch

diff --git a/include/linux/interval_tree_generic.h b/include/linux/interval_tree_generic.h
index aaa8a0767aa3..475595e50ef1 100644
--- a/include/linux/interval_tree_generic.h
+++ b/include/linux/interval_tree_generic.h
@@ -6,6 +6,8 @@ 
 
   include/linux/interval_tree_generic.h
 */
+#ifndef _LINUX_INTERVAL_TREE_GENERIC_H
+#define _LINUX_INTERVAL_TREE_GENERIC_H
 
 #include <linux/rbtree_augmented.h>
 
@@ -185,3 +187,5 @@  ITPREFIX ## _iter_next(ITSTRUCT *node, ITTYPE start, ITTYPE last)	      \
 			return node;					      \
 	}								      \
 }
+
+#endif	/* _LINUX_INTERVAL_TREE_GENERIC_H*/
diff --git a/tools/include/linux/interval_tree_generic.h b/tools/include/linux/interval_tree_generic.h
index aaa8a0767aa3..9499e4b2fff6 100644
--- a/tools/include/linux/interval_tree_generic.h
+++ b/tools/include/linux/interval_tree_generic.h
@@ -7,6 +7,9 @@ 
   include/linux/interval_tree_generic.h
 */
 
+#ifndef _TOOLS_LINUX_INTERVAL_TREE_GENERIC_H
+#define _TOOLS_LINUX_INTERVAL_TREE_GENERIC_H
+
 #include <linux/rbtree_augmented.h>
 
 /*
@@ -185,3 +188,5 @@  ITPREFIX ## _iter_next(ITSTRUCT *node, ITTYPE start, ITTYPE last)	      \
 			return node;					      \
 	}								      \
 }
+
+#endif	/* _TOOLS_LINUX_INTERVAL_TREE_GENERIC_H*/