+ checkpatch-add-__alloc_size-to-known-attribute.patch added to -mm tree

+ checkpatch-add-__alloc_size-to-known-attribute.patch added to -mm tree

[akpm]

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
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------------------------------------------------------
From: Kees Cook <keescook@chromium.org>
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@chromium.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Suggested-by: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Cc: Dwaipayan Ray <dwaipayanray1@gmail.com>
Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Daniel Micay <danielmicay@gmail.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Dennis Zhou <dennis@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 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@chromium.org 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