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new f80030cea kernel/os: Check if CONTAINER_OF is already defined
f80030cea is described below
commit f80030cea9286cd602b7c4be3155e0f0a700c313
Author: Szymon Janc <[email protected]>
AuthorDate: Thu May 21 14:02:36 2026 +0200
kernel/os: Check if CONTAINER_OF is already defined
Check if CONTAINER_OF is already defined before defining in the OS.
This is quite common macro name and may cause macro redefine error
otherwise.
---
kernel/os/include/os/util.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/kernel/os/include/os/util.h b/kernel/os/include/os/util.h
index 3e59670c4..f272a0a34 100644
--- a/kernel/os/include/os/util.h
+++ b/kernel/os/include/os/util.h
@@ -27,8 +27,10 @@
#define INT_TO_POINTER(u) ((void *) ((intptr_t) (u)))
/* Helper to retrieve pointer to "parent" object in structure */
+#ifndef CONTAINER_OF
#define CONTAINER_OF(ptr, type, field) \
((type *)(((char *)(ptr)) - offsetof(type, field)))
+#endif
/* Helper to calculate number of elements in array */
#ifndef ARRAY_SIZE
