diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-10-24 14:39:33 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-10-25 10:27:54 +0200 |
| commit | 848dba781f1951636c966c9f3a6a41a5b2f8b572 (patch) | |
| tree | ab18ca1078f8660cb669d1566af4b32540025740 /include/linux/container_of.h | |
| parent | 59789f3418dd3c0a187490d49e900a59a5c8d732 (diff) | |
container_of: remove container_of_safe()
It came in from a staging driver that has been long removed from the
tree, and there are no in-kernel users of the macro, and it's very
dubious if anyone should ever use this thing, so just remove it
entirely.
Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20221024123933.3331116-1-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/container_of.h')
| -rw-r--r-- | include/linux/container_of.h | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/include/linux/container_of.h b/include/linux/container_of.h index 2f4944b791b8..a6f242137b11 100644 --- a/include/linux/container_of.h +++ b/include/linux/container_of.h @@ -21,20 +21,4 @@ "pointer type mismatch in container_of()"); \ ((type *)(__mptr - offsetof(type, member))); }) -/** - * container_of_safe - cast a member of a structure out to the containing structure - * @ptr: the pointer to the member. - * @type: the type of the container struct this is embedded in. - * @member: the name of the member within the struct. - * - * If IS_ERR_OR_NULL(ptr), ptr is returned unchanged. - */ -#define container_of_safe(ptr, type, member) ({ \ - void *__mptr = (void *)(ptr); \ - static_assert(__same_type(*(ptr), ((type *)0)->member) || \ - __same_type(*(ptr), void), \ - "pointer type mismatch in container_of_safe()"); \ - IS_ERR_OR_NULL(__mptr) ? ERR_CAST(__mptr) : \ - ((type *)(__mptr - offsetof(type, member))); }) - #endif /* _LINUX_CONTAINER_OF_H */ |