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From: Andrew Morton <akpm@linux-foundation.org>
To: akpm@linux-foundation.org, apw@canonical.com, cl@linux.com,
	danielmicay@gmail.com, dennis@kernel.org,
	dwaipayanray1@gmail.com, iamjoonsoo.kim@lge.com, joe@perches.com,
	keescook@chromium.org, linux-mm@kvack.org,
	lukas.bulwahn@gmail.com, mm-commits@vger.kernel.org,
	nathan@kernel.org, ndesaulniers@google.com, ojeda@kernel.org,
	penberg@kernel.org, rientjes@google.com, tj@kernel.org,
	torvalds@linux-foundation.org, vbabka@suse.cz
Subject: [patch 4/9] checkpatch: add __alloc_size() to known $Attribute
Date: Thu, 09 Sep 2021 20:10:29 -0700	[thread overview]
Message-ID: <20210910031029.aerLRp1SP%akpm@linux-foundation.org> (raw)
In-Reply-To: <20210909200948.090d4e213ca34b5ad1325a7e@linux-foundation.org>

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__};
_

  parent reply	other threads:[~2021-09-10  3:10 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-10  3:09 incoming Andrew Morton
2021-09-10  3:10 ` [patch 1/9] mm: move kvmalloc-related functions to slab.h Andrew Morton
2021-09-10  3:10 ` [patch 2/9] rapidio: avoid bogus __alloc_size warning Andrew Morton
2021-09-10  3:10 ` [patch 3/9] Compiler Attributes: add __alloc_size() for better bounds checking Andrew Morton
2021-09-10  3:10 ` Andrew Morton [this message]
2021-09-10  3:10 ` [patch 5/9] slab: clean up function declarations Andrew Morton
2021-09-10  3:10 ` [patch 6/9] slab: add __alloc_size attributes for better bounds checking Andrew Morton
2021-09-10  3:10 ` [patch 7/9] mm/page_alloc: " Andrew Morton
2021-09-10  3:10 ` [patch 8/9] percpu: " Andrew Morton
2021-09-10  3:10 ` [patch 9/9] mm/vmalloc: " Andrew Morton
2021-09-10 17:23   ` Linus Torvalds
2021-09-10 18:43     ` Kees Cook
2021-09-10 19:17       ` Linus Torvalds
2021-09-10 19:32         ` Kees Cook
2021-09-10 19:49     ` Nick Desaulniers
2021-09-10 20:16       ` Linus Torvalds
2021-09-10 20:47         ` Kees Cook
2021-09-10 20:58           ` Nick Desaulniers
2021-09-10 21:07             ` Kees Cook
2021-09-11  5:29     ` Joe Perches
2021-09-21 23:37     ` Kees Cook
2021-09-21 23:45       ` Joe Perches
2021-09-22  2:25         ` function prototype element ordering Kees Cook
2021-09-22  4:24           ` Joe Perches
2021-09-24 19:43             ` Kees Cook
2021-09-22  7:24           ` Alexey Dobriyan
2021-09-22  8:51             ` Joe Perches
2021-09-22 10:45               ` Alexey Dobriyan
2021-09-22 11:19             ` Jani Nikula
2021-09-22 21:15             ` Linus Torvalds
2021-09-23  5:10               ` Joe Perches
2021-09-25 19:40               ` David Laight
2021-09-26 21:03                 ` Linus Torvalds
2021-09-27  8:21                   ` David Laight
2021-09-27  9:22                     ` Willy Tarreau
2021-09-10 17:11 ` incoming Kees Cook
2021-09-10 20:13   ` incoming Kees Cook

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