The patch titled
Subject: checkpatch: add __alloc_size() to known $Attribute
has been added to the -mm tree. Its filename is
checkpatch-add-__alloc_size-to-known-attribute.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/checkpatch-add-__alloc_size-to-known-attribute.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/checkpatch-add-__alloc_size-to-known-attribute.patch
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Kees Cook <keescook@xxxxxxxxxxxx>
Subject: checkpatch: add __alloc_size() to known $Attribute
Make sure checkpatch.pl doesn't get confused about finding the
__alloc_size attribute on functions.
Link: https://lkml.kernel.org/r/20210818214021.2476230-3-keescook@xxxxxxxxxxxx
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
Suggested-by: Joe Perches <joe@xxxxxxxxxxx>
Cc: Andy Whitcroft <apw@xxxxxxxxxxxxx>
Cc: Dwaipayan Ray <dwaipayanray1@xxxxxxxxx>
Cc: Lukas Bulwahn <lukas.bulwahn@xxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Daniel Micay <danielmicay@xxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Dennis Zhou <dennis@xxxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Miguel Ojeda <ojeda@xxxxxxxxxx>
Cc: Nathan Chancellor <nathan@xxxxxxxxxx>
Cc: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/checkpatch.pl | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/scripts/checkpatch.pl~checkpatch-add-__alloc_size-to-known-attribute
+++ a/scripts/checkpatch.pl
@@ -489,7 +489,8 @@ our $Attribute = qr{
____cacheline_aligned|
____cacheline_aligned_in_smp|
____cacheline_internodealigned_in_smp|
- __weak
+ __weak|
+ __alloc_size\s*\(\s*\d+\s*(?:,\s*\d+\s*)?\)
}x;
our $Modifier;
our $Inline = qr{inline|__always_inline|noinline|__inline|__inline__};
_
Patches currently in -mm which might be from keescook@xxxxxxxxxxxx are
compiler-attributes-add-__alloc_size-for-better-bounds-checking.patch
checkpatch-add-__alloc_size-to-known-attribute.patch
slab-clean-up-function-declarations.patch
slab-add-__alloc_size-attributes-for-better-bounds-checking.patch
mm-page_alloc-add-__alloc_size-attributes-for-better-bounds-checking.patch
percpu-add-__alloc_size-attributes-for-better-bounds-checking.patch
mm-vmalloc-add-__alloc_size-attributes-for-better-bounds-checking.patch
