linux-kernel - [PATCH v3 07/30] docs: kdoc_parser: fix variable regexes to work with size

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Message-ID: <1df8a82162411a720dfec076062263bc7cbbcfb7.1769673038.git.mchehab+huawei@kernel.org>
Date: Thu, 29 Jan 2026 09:07:58 +0100
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Jonathan Corbet <corbet@....net>,
	Linux Doc Mailing List <linux-doc@...r.kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
	bpf@...r.kernel.org,
	intel-wired-lan@...ts.osuosl.org,
	linux-hardening@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Randy Dunlap <rdunlap@...radead.org>
Subject: [PATCH v3 07/30] docs: kdoc_parser: fix variable regexes to work with size_t

The regular expressions meant to pick variable types are too
naive: they forgot that the type word may contain underlines.

Co-developed-by: Randy Dunlap <rdunlap@...radead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Acked-by: Randy Dunlap <rdunlap@...radead.org>
Tested-by: Randy Dunlap <rdunlap@...radead.org>
---
 tools/lib/python/kdoc/kdoc_parser.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/lib/python/kdoc/kdoc_parser.py b/tools/lib/python/kdoc/kdoc_parser.py
index 64165d8df84e..201c4f7298d7 100644
--- a/tools/lib/python/kdoc/kdoc_parser.py
+++ b/tools/lib/python/kdoc/kdoc_parser.py
@@ -1027,14 +1027,14 @@ class KernelDoc:
 
         default_val = None
 
-        r= KernRe(OPTIONAL_VAR_ATTR + r"\w.*\s+(?:\*+)?([\w_]+)\s*[\d\]\[]*\s*(=.*)?")
+        r= KernRe(OPTIONAL_VAR_ATTR + r"[\w_]*\s+(?:\*+)?([\w_]+)\s*[\d\]\[]*\s*(=.*)?")
         if r.match(proto):
             if not declaration_name:
                 declaration_name = r.group(1)
 
             default_val = r.group(2)
         else:
-            r= KernRe(OPTIONAL_VAR_ATTR + r"(?:\w.*)?\s+(?:\*+)?(?:[\w_]+)\s*[\d\]\[]*\s*(=.*)?")
+            r= KernRe(OPTIONAL_VAR_ATTR + r"(?:[\w_]*)?\s+(?:\*+)?(?:[\w_]+)\s*[\d\]\[]*\s*(=.*)?")
         if r.match(proto):
             default_val = r.group(1)
 
-- 
2.52.0